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[libmicrohttpd] branch master updated: fix transmission stall issue with


From: gnunet
Subject: [libmicrohttpd] branch master updated: fix transmission stall issue with upgraded TLS connections reported by Nguyen Xuan Viet on the mailinglist
Date: Sun, 27 Sep 2020 22:19:44 +0200

This is an automated email from the git hooks/post-receive script.

grothoff pushed a commit to branch master
in repository libmicrohttpd.

The following commit(s) were added to refs/heads/master by this push:
     new beb7fa82 fix transmission stall issue with upgraded TLS connections 
reported by Nguyen Xuan Viet on the mailinglist
beb7fa82 is described below

commit beb7fa828c59c31d4a5178b82121435f2069b181
Author: Christian Grothoff <christian@grothoff.org>
AuthorDate: Sun Sep 27 22:12:13 2020 +0200

    fix transmission stall issue with upgraded TLS connections reported by 
Nguyen Xuan Viet on the mailinglist
---
 ChangeLog                                     |   6 +
 src/examples/connection_close.c               |   6 +-
 src/examples/demo.c                           |   6 +-
 src/examples/demo_https.c                     |   6 +-
 src/examples/fileserver_example.c             |   4 +-
 src/examples/websocket_threaded_example.c     |  68 ++++-----
 src/include/microhttpd.h                      |   2 +-
 src/lib/connection_add.c                      |   6 +-
 src/lib/connection_options.c                  |   4 +-
 src/lib/connection_update_last_activity.c     |   4 +-
 src/lib/daemon_poll.c                         |   4 +-
 src/lib/daemon_start.c                        |  14 +-
 src/lib/md5.h                                 |   2 +-
 src/lib/mhd_mono_clock.c                      |   4 +-
 src/lib/mhd_threads.c                         |   3 +-
 src/lib/tsearch.c                             |  28 ++--
 src/microhttpd/connection.c                   |  30 ++--
 src/microhttpd/daemon.c                       | 159 +++++++++++----------
 src/microhttpd/digestauth.c                   |   4 +-
 src/microhttpd/internal.c                     |  40 +++---
 src/microhttpd/internal.h                     |   2 +-
 src/microhttpd/md5.h                          |   2 +-
 src/microhttpd/memorypool.c                   |   6 +-
 src/microhttpd/mhd_mono_clock.c               |   4 +-
 src/microhttpd/mhd_send.c                     |  12 +-
 src/microhttpd/mhd_threads.c                  |   3 +-
 src/microhttpd/postprocessor.c                |   8 +-
 src/microhttpd/response.c                     |  12 +-
 src/microhttpd/sha256.h                       |   2 +-
 src/microhttpd/test_daemon.c                  |   6 +-
 src/microhttpd/test_postprocessor_large.c     |   2 +-
 src/microhttpd/test_start_stop.c              |   6 +-
 src/microhttpd/test_str.c                     | 144 +++++++++----------
 src/microhttpd/test_upgrade_large.c           | 192 ++++++++++++++++++++++++--
 src/microhttpd/tsearch.c                      |  28 ++--
 src/testcurl/https/test_empty_response.c      |   2 +-
 src/testcurl/https/test_https_get.c           |   4 +-
 src/testcurl/https/test_https_session_info.c  |   2 +-
 src/testcurl/https/tls_test_common.c          |   2 +-
 src/testcurl/test_digestauth.c                |   2 +-
 src/testcurl/test_digestauth_with_arguments.c |   2 +-
 src/testcurl/test_get.c                       |   4 +-
 src/testcurl/test_get_chunked.c               |   2 +-
 src/testcurl/test_get_empty.c                 |   4 +-
 src/testcurl/test_post.c                      |   2 +-
 src/testcurl/test_post_loop.c                 |   2 +-
 src/testcurl/test_quiesce_stream.c            |   2 +-
 src/testcurl/test_termination.c               |   2 +-
 src/testzzuf/test_get_chunked.c               |   2 +-
 49 files changed, 530 insertions(+), 333 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 9ad82c78..0f6fb3eb 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+Sun 27 Sep 2020 10:08:03 PM CEST
+    Fixed incorrect triggering of epoll edge polling for
+    "upgraded" TLS connections.  Fixed a few cases where
+    gnutls_record_uncork() return value was still ignored,
+    possibly causing buffer to not be flushed correctly. -CG
+
 Sat 26 Sep 2020 08:18:02 PM CEST
     Make MHD_USE_NO_LISTEN_SOCKET work in conjunction with
     MHD internal threads. -CG/DE
diff --git a/src/examples/connection_close.c b/src/examples/connection_close.c
index fb9f77d9..b0314dea 100644
--- a/src/examples/connection_close.c
+++ b/src/examples/connection_close.c
@@ -102,10 +102,10 @@ main (int argc, char *const *argv)
     return 1;
   }
   d = MHD_start_daemon (/* MHD_USE_INTERNAL_POLLING_THREAD | 
MHD_USE_ERROR_LOG, */
-                        /* MHD_USE_AUTO | MHD_USE_INTERNAL_POLLING_THREAD | 
MHD_USE_ERROR_LOG, */
-                        /* MHD_USE_INTERNAL_POLLING_THREAD | MHD_USE_ERROR_LOG 
| MHD_USE_POLL, */
+    /* MHD_USE_AUTO | MHD_USE_INTERNAL_POLLING_THREAD | MHD_USE_ERROR_LOG, */
+    /* MHD_USE_INTERNAL_POLLING_THREAD | MHD_USE_ERROR_LOG | MHD_USE_POLL, */
     MHD_USE_THREAD_PER_CONNECTION | MHD_USE_INTERNAL_POLLING_THREAD
-    | MHD_USE_ERROR_LOG | MHD_USE_POLL,                                        
                           // | MHD_USE_ITC,
+    | MHD_USE_ERROR_LOG | MHD_USE_POLL, // | MHD_USE_ITC,
     /* MHD_USE_THREAD_PER_CONNECTION | MHD_USE_INTERNAL_POLLING_THREAD | 
MHD_USE_ERROR_LOG, */
     atoi (argv[1]),
     NULL, NULL, &ahc_echo, PAGE,
diff --git a/src/examples/demo.c b/src/examples/demo.c
index 1830d3b0..9f1beda3 100644
--- a/src/examples/demo.c
+++ b/src/examples/demo.c
@@ -283,11 +283,11 @@ list_directory (struct ResponseDataContext *rdc,
         snprintf (fullname, sizeof (fullname),
                   "%s/%s",
                   dirname, de->d_name))
-      continue; /* ugh, file too long? how can this be!? */
+      continue;  /* ugh, file too long? how can this be!? */
     if (0 != stat (fullname, &sbuf))
-      continue; /* ugh, failed to 'stat' */
+      continue;  /* ugh, failed to 'stat' */
     if (! S_ISREG (sbuf.st_mode))
-      continue; /* not a regular file, skip */
+      continue;  /* not a regular file, skip */
     if (rdc->off + 1024 > rdc->buf_len)
     {
       void *r;
diff --git a/src/examples/demo_https.c b/src/examples/demo_https.c
index 69922136..205bc863 100644
--- a/src/examples/demo_https.c
+++ b/src/examples/demo_https.c
@@ -286,11 +286,11 @@ list_directory (struct ResponseDataContext *rdc,
         snprintf (fullname, sizeof (fullname),
                   "%s/%s",
                   dirname, de->d_name))
-      continue; /* ugh, file too long? how can this be!? */
+      continue;  /* ugh, file too long? how can this be!? */
     if (0 != stat (fullname, &sbuf))
-      continue; /* ugh, failed to 'stat' */
+      continue;  /* ugh, failed to 'stat' */
     if (! S_ISREG (sbuf.st_mode))
-      continue; /* not a regular file, skip */
+      continue;  /* not a regular file, skip */
     if (rdc->off + 1024 > rdc->buf_len)
     {
       void *r;
diff --git a/src/examples/fileserver_example.c 
b/src/examples/fileserver_example.c
index 767810f9..94c2ca95 100644
--- a/src/examples/fileserver_example.c
+++ b/src/examples/fileserver_example.c
@@ -69,13 +69,13 @@ ahc_echo (void *cls,
     *ptr = &aptr;
     return MHD_YES;
   }
-  *ptr = NULL;                  /* reset when done */
+  *ptr = NULL;                     /* reset when done */
   /* WARNING: direct usage of url as filename is for example only!
    * NEVER pass received data directly as parameter to file manipulation
    * functions. Always check validity of data before using.
    */
   if (NULL != strstr (url, "../")) /* Very simplified check! */
-    fd = -1; /* Do not allow usage of parent directories. */
+    fd = -1;                       /* Do not allow usage of parent 
directories. */
   else
     fd = open (url + 1, O_RDONLY);
   if (-1 != fd)
diff --git a/src/examples/websocket_threaded_example.c 
b/src/examples/websocket_threaded_example.c
index 44cb3493..13e75dab 100644
--- a/src/examples/websocket_threaded_example.c
+++ b/src/examples/websocket_threaded_example.c
@@ -36,40 +36,40 @@
   "<title>WebSocket chat</title>\n"                                           \
   "<script>\n"                                                                \
   "document.addEventListener('DOMContentLoaded', function() {\n"              \
-  "  const ws = new WebSocket('ws://' + window.location.host);\n"             \
-  "  const btn = document.getElementById('send');\n"                          \
-  "  const msg = document.getElementById('msg');\n"                           \
-  "  const log = document.getElementById('log');\n"                           \
-  "  ws.onopen = function() {\n"                                              \
-  "    log.value += 'Connected\\n';\n"                                        \
-  "  };\n"                                                                    \
-  "  ws.onclose = function() {\n"                                             \
-  "    log.value += 'Disconnected\\n';\n"                                     \
-  "  };\n"                                                                    \
-  "  ws.onmessage = function(ev) {\n"                                         \
-  "    log.value += ev.data + '\\n';\n"                                       \
-  "  };\n"                                                                    \
-  "  btn.onclick = function() {\n"                                            \
-  "    log.value += '<You>: ' + msg.value + '\\n';\n"                         \
-  "    ws.send(msg.value);\n"                                                 \
-  "  };\n"                                                                    \
-  "  msg.onkeyup = function(ev) {\n"                                          \
-  "    if (ev.keyCode === 13) {\n"                                            \
-  "      ev.preventDefault();\n"                                              \
-  "      ev.stopPropagation();\n"                                             \
-  "      btn.click();\n"                                                      \
-  "      msg.value = '';\n"                                                   \
-  "    }\n"                                                                   \
-  "  };\n"                                                                    \
-  "});\n"                                                                     \
-  "</script>\n"                                                               \
-  "</head>\n"                                                                 \
-  "<body>\n"                                                                  \
-  "<input type='text' id='msg' autofocus/>\n"                                 \
-  "<input type='button' id='send' value='Send' /><br /><br />\n"              \
-  "<textarea id='log' rows='20' cols='28'></textarea>\n"                      \
-  "</body>\n"                                                                 \
-  "</html>"
+  "  const ws = new WebSocket('ws:// ' + window.location.host);\n"             
\
+                                  //   "  const btn = 
document.getElementById('send');\n"                          \
+                                  //   "  const msg = 
document.getElementById('msg');\n"                           \
+                                  //   "  const log = 
document.getElementById('log');\n"                           \
+                                  //   "  ws.onopen = function() {\n"          
                                    \
+                                  //   "    log.value += 'Connected\\n';\n"    
                                    \
+                                  //   "  };\n"                                
                                    \
+                                  //   "  ws.onclose = function() {\n"         
                                    \
+                                  //   "    log.value += 'Disconnected\\n';\n" 
                                    \
+                                  //   "  };\n"                                
                                    \
+                                  //   "  ws.onmessage = function(ev) {\n"     
                                    \
+                                  //   "    log.value += ev.data + '\\n';\n"   
                                    \
+                                  //   "  };\n"                                
                                    \
+                                  //   "  btn.onclick = function() {\n"        
                                    \
+                                  //   "    log.value += '<You>: ' + msg.value 
+ '\\n';\n"                         \
+                                  //   "    ws.send(msg.value);\n"             
                                    \
+                                  //   "  };\n"                                
                                    \
+                                  //   "  msg.onkeyup = function(ev) {\n"      
                                    \
+                                  //   "    if (ev.keyCode === 13) {\n"        
                                    \
+                                  //   "      ev.preventDefault();\n"          
                                    \
+                                  //   "      ev.stopPropagation();\n"         
                                    \
+                                  //   "      btn.click();\n"                  
                                    \
+                                  //   "      msg.value = '';\n"               
                                    \
+                                  //   "    }\n"                               
                                    \
+                                  //   "  };\n"                                
                                    \
+                                  //   "});\n"                                 
                                    \
+                                  //   "</script>\n"                           
                                    \
+                                  //   "</head>\n"                             
                                    \
+                                  //   "<body>\n"                              
                                    \
+                                  //   "<input type='text' id='msg' 
autofocus/>\n"                                 \
+                                  //   "<input type='button' id='send' 
value='Send' /><br /><br />\n"              \
+                                  //   "<textarea id='log' rows='20' 
cols='28'></textarea>\n"                      \
+                                  //   "</body>\n"                             
                                    \
+                                  //   "</html>"
 #define BAD_REQUEST_PAGE                                                      \
   "<html>\n"                                                                  \
   "<head>\n"                                                                  \
diff --git a/src/include/microhttpd.h b/src/include/microhttpd.h
index b57ced32..8dfc38c8 100644
--- a/src/include/microhttpd.h
+++ b/src/include/microhttpd.h
@@ -132,7 +132,7 @@ typedef intptr_t ssize_t;
  * Current version of the library.
  * 0x01093001 = 1.9.30-1.
  */
-#define MHD_VERSION 0x00097104
+#define MHD_VERSION 0x00097105
 
 /**
  * Operational results from MHD calls.
diff --git a/src/lib/connection_add.c b/src/lib/connection_add.c
index 91dd0076..8875064e 100644
--- a/src/lib/connection_add.c
+++ b/src/lib/connection_add.c
@@ -188,8 +188,8 @@ thread_main_handle_connection (void *data)
       }
 #endif /* HAVE_POLL */
       MHD_itc_clear_ (daemon->itc);
-      continue;     /* Check again for resume. */
-    }     /* End of "suspended" branch. */
+      continue; /* Check again for resume. */
+    }           /* End of "suspended" branch. */
 
     if (was_suspended)
     {
@@ -1047,7 +1047,7 @@ MHD_accept_connection_ (struct MHD_Daemon *daemon)
     /* This could be a common occurrence with multiple worker threads */
     if (MHD_SCKT_ERR_IS_ (err,
                           MHD_SCKT_EINVAL_))
-      return MHD_SC_DAEMON_ALREADY_SHUTDOWN;   /* can happen during shutdown, 
let's hope this is the cause... */
+      return MHD_SC_DAEMON_ALREADY_SHUTDOWN;  /* can happen during shutdown, 
let's hope this is the cause... */
     if (MHD_SCKT_ERR_IS_DISCNN_BEFORE_ACCEPT_ (err))
       return MHD_SC_ACCEPT_FAST_DISCONNECT;   /* do not print error if client 
just disconnected early */
     if (MHD_SCKT_ERR_IS_EAGAIN_ (err) )
diff --git a/src/lib/connection_options.c b/src/lib/connection_options.c
index ef167354..ad6a0fa7 100644
--- a/src/lib/connection_options.c
+++ b/src/lib/connection_options.c
@@ -90,10 +90,10 @@ MHD_update_last_activity_ (struct MHD_Connection 
*connection)
   struct MHD_Daemon *daemon = connection->daemon;
 
   if (0 == connection->connection_timeout)
-    return; /* Skip update of activity for connections
+    return;  /* Skip update of activity for connections
                without timeout timer. */
   if (connection->suspended)
-    return; /* no activity on suspended connections */
+    return;  /* no activity on suspended connections */
 
   connection->last_activity = MHD_monotonic_sec_counter ();
   if (MHD_TM_THREAD_PER_CONNECTION == daemon->threading_mode)
diff --git a/src/lib/connection_update_last_activity.c 
b/src/lib/connection_update_last_activity.c
index 73628675..326b5b3f 100644
--- a/src/lib/connection_update_last_activity.c
+++ b/src/lib/connection_update_last_activity.c
@@ -38,10 +38,10 @@ MHD_connection_update_last_activity_ (struct MHD_Connection 
*connection)
   struct MHD_Daemon *daemon = connection->daemon;
 
   if (0 == connection->connection_timeout)
-    return; /* Skip update of activity for connections
+    return;  /* Skip update of activity for connections
                without timeout timer. */
   if (connection->suspended)
-    return; /* no activity on suspended connections */
+    return;  /* no activity on suspended connections */
 
   connection->last_activity = MHD_monotonic_sec_counter ();
   if (MHD_TM_THREAD_PER_CONNECTION == daemon->threading_mode)
diff --git a/src/lib/daemon_poll.c b/src/lib/daemon_poll.c
index ec52b45d..27cdd4ca 100644
--- a/src/lib/daemon_poll.c
+++ b/src/lib/daemon_poll.c
@@ -294,9 +294,9 @@ MHD_daemon_poll_all_ (struct MHD_Daemon *daemon,
       prev = pos->prev;
       /* first, sanity checks */
       if (i >= num_connections)
-        break;   /* connection list changed somehow, retry later ... */
+        break;     /* connection list changed somehow, retry later ... */
       if (p[poll_server + i].fd != pos->socket_fd)
-        continue;   /* fd mismatch, something else happened, retry later ... */
+        continue;  /* fd mismatch, something else happened, retry later ... */
       MHD_connection_call_handlers_ (pos,
                                      0 != (p[poll_server + i].revents & 
POLLIN),
                                      0 != (p[poll_server + i].revents
diff --git a/src/lib/daemon_start.c b/src/lib/daemon_start.c
index 5704b034..e2998f9d 100644
--- a/src/lib/daemon_start.c
+++ b/src/lib/daemon_start.c
@@ -67,11 +67,11 @@ configure_listen_reuse (struct MHD_Daemon *daemon)
     }
     return MHD_SC_OK;
 #endif /* ! MHD_WINSOCK_SOCKETS */
-       /* Use SO_REUSEADDR on Windows and SO_REUSEPORT on most platforms.
-        * Fail if SO_REUSEPORT is not defined or setsockopt fails.
-        */
-       /* SO_REUSEADDR on W32 has the same semantics
-    as SO_REUSEPORT on BSD/Linux */
+    /* Use SO_REUSEADDR on Windows and SO_REUSEPORT on most platforms.
+     * Fail if SO_REUSEPORT is not defined or setsockopt fails.
+     */
+    /* SO_REUSEADDR on W32 has the same semantics
+ as SO_REUSEPORT on BSD/Linux */
 #if defined(MHD_WINSOCK_SOCKETS) || defined(SO_REUSEPORT)
     if (0 > setsockopt (daemon->listen_socket,
                         SOL_SOCKET,
@@ -93,8 +93,8 @@ configure_listen_reuse (struct MHD_Daemon *daemon)
     }
     return MHD_SC_OK;
 #else  /* !MHD_WINSOCK_SOCKETS && !SO_REUSEPORT */
-       /* we're supposed to allow address:port re-use, but
-    on this platform we cannot; fail hard */
+    /* we're supposed to allow address:port re-use, but
+ on this platform we cannot; fail hard */
 #ifdef HAVE_MESSAGES
     MHD_DLOG (daemon,
               MHD_SC_LISTEN_ADDRESS_REUSE_ENABLE_NOT_SUPPORTED,
diff --git a/src/lib/md5.h b/src/lib/md5.h
index 8e95b29b..8005b70b 100644
--- a/src/lib/md5.h
+++ b/src/lib/md5.h
@@ -26,7 +26,7 @@
 
 struct MD5Context
 {
-  uint32_t state[4];      /* state */
+  uint32_t state[4];  /* state */
   uint64_t count;     /* number of bits, mod 2^64 */
   uint8_t buffer[MD5_BLOCK_SIZE]; /* input buffer */
 };
diff --git a/src/lib/mhd_mono_clock.c b/src/lib/mhd_mono_clock.c
index fa548f6e..0bd9984e 100644
--- a/src/lib/mhd_mono_clock.c
+++ b/src/lib/mhd_mono_clock.c
@@ -254,8 +254,8 @@ MHD_monotonic_sec_counter_init (void)
     LARGE_INTEGER freq;
     LARGE_INTEGER perf_counter;
 
-    QueryPerformanceFrequency (&freq);   /* never fail on XP and later */
-    QueryPerformanceCounter (&perf_counter);   /* never fail on XP and later */
+    QueryPerformanceFrequency (&freq);       /* never fail on XP and later */
+    QueryPerformanceCounter (&perf_counter); /* never fail on XP and later */
     perf_freq = freq.QuadPart;
     perf_start = perf_counter.QuadPart;
     mono_clock_source = _MHD_CLOCK_PERFCOUNTER;
diff --git a/src/lib/mhd_threads.c b/src/lib/mhd_threads.c
index 980a2cbf..c8a7bdf4 100644
--- a/src/lib/mhd_threads.c
+++ b/src/lib/mhd_threads.c
@@ -49,7 +49,8 @@
 #if defined(HAVE_PTHREAD_ATTR_SETNAME_NP_NETBSD) || \
   defined(HAVE_PTHREAD_ATTR_SETNAME_NP_IBMI)
 #  define MHD_USE_THREAD_ATTR_SETNAME 1
-#endif /* HAVE_PTHREAD_ATTR_SETNAME_NP_NETBSD || 
HAVE_PTHREAD_ATTR_SETNAME_NP_IBMI */
+#endif \
+  /* HAVE_PTHREAD_ATTR_SETNAME_NP_NETBSD || HAVE_PTHREAD_ATTR_SETNAME_NP_IBMI 
*/
 
 #if defined(HAVE_PTHREAD_SETNAME_NP_GNU) || \
   defined(HAVE_PTHREAD_SET_NAME_NP_FREEBSD) \
diff --git a/src/lib/tsearch.c b/src/lib/tsearch.c
index 78f37608..1d74dcce 100644
--- a/src/lib/tsearch.c
+++ b/src/lib/tsearch.c
@@ -24,7 +24,7 @@ typedef struct node
 /*     $NetBSD: tsearch.c,v 1.5 2005/11/29 03:12:00 christos Exp $     */
 /* find or insert datum into search tree */
 void *
-tsearch (const void *vkey,    /* key to be located */
+tsearch (const void *vkey,  /* key to be located */
          void **vrootp,     /* address of tree root */
          int (*compar)(const void *, const void *))
 {
@@ -38,19 +38,19 @@ tsearch (const void *vkey,    /* key to be located */
   {   /* Knuth's T1: */
     int r;
 
-    if ((r = (*compar)(vkey, (*rootp)->key)) == 0)    /* T2: */
-      return *rootp;      /* we found it! */
+    if ((r = (*compar)(vkey, (*rootp)->key)) == 0) /* T2: */
+      return *rootp;                               /* we found it! */
 
     rootp = (r < 0) ?
             &(*rootp)->llink : /* T3: follow left branch */
             &(*rootp)->rlink; /* T4: follow right branch */
   }
 
-  q = malloc (sizeof(node_t));    /* T5: key not found */
+  q = malloc (sizeof(node_t)); /* T5: key not found */
   if (q)
-  {         /* make new node */
-    *rootp = q;       /* link new node to old */
-    q->key = vkey;      /* initialize new node */
+  {                            /* make new node */
+    *rootp = q;                /* link new node to old */
+    q->key = vkey;             /* initialize new node */
     q->llink = q->rlink = NULL;
   }
   return q;
@@ -73,8 +73,8 @@ tfind (const void *vkey,         /* key to be found */
   {     /* T1: */
     int r;
 
-    if ((r = (*compar)(vkey, (*rootp)->key)) == 0)    /* T2: */
-      return *rootp;      /* key found */
+    if ((r = (*compar)(vkey, (*rootp)->key)) == 0) /* T2: */
+      return *rootp;                               /* key found */
     rootp = (r < 0) ?
             &(*rootp)->llink : /* T3: follow left branch */
             &(*rootp)->rlink; /* T4: follow right branch */
@@ -112,17 +112,17 @@ tdelete (const void *__restrict vkey,
             &(*rootp)->llink : /* follow llink branch */
             &(*rootp)->rlink; /* follow rlink branch */
     if (*rootp == NULL)
-      return NULL;      /* key not found */
+      return NULL;                   /* key not found */
   }
-  r = (*rootp)->rlink;      /* D1: */
-  if ((q = (*rootp)->llink) == NULL)  /* Left NULL? */
+  r = (*rootp)->rlink;               /* D1: */
+  if ((q = (*rootp)->llink) == NULL) /* Left NULL? */
   {
     q = r;
   }
   else if (r != NULL)
   {       /* Right link is NULL? */
     if (r->llink == NULL)
-    {       /* D2: Find successor */
+    {     /* D2: Find successor */
       r->llink = q;
       q = r;
     }
@@ -135,7 +135,7 @@ tdelete (const void *__restrict vkey,
       q->rlink = (*rootp)->rlink;
     }
   }
-  free (*rootp);       /* D4: Free node */
+  free (*rootp);    /* D4: Free node */
   *rootp = q;       /* link parent to new node */
   return p;
 }
diff --git a/src/microhttpd/connection.c b/src/microhttpd/connection.c
index cf2bfaa1..b2197310 100644
--- a/src/microhttpd/connection.c
+++ b/src/microhttpd/connection.c
@@ -115,7 +115,6 @@
 #endif
 
 
-
 /**
  * sendfile() chuck size
  */
@@ -250,9 +249,9 @@ MHD_get_connection_values (struct MHD_Connection 
*connection,
       ret++;
       if ( (NULL != iterator) &&
            (MHD_NO == iterator (iterator_cls,
-                                 pos->kind,
-                                 pos->header,
-                                 pos->value)) )
+                                pos->kind,
+                                pos->header,
+                                pos->value)) )
         return ret;
     }
   return ret;
@@ -764,7 +763,8 @@ MHD_connection_finish_forward_ (struct MHD_Connection 
*connection)
    * used with MHD_UPGRADE_ACTION_CLOSE. They will be
    * closed by MHD_cleanup_upgraded_connection_() during
    * connection's final cleanup.
-   */}
+   *///
+}
 
 
 #endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT*/
@@ -1141,18 +1141,18 @@ try_grow_read_buffer (struct MHD_Connection *connection,
 
   avail_size = MHD_pool_get_free (connection->pool);
   if (0 == avail_size)
-    return false; /* No more space available */
+    return false;               /* No more space available */
   if (0 == connection->read_buffer_size)
-    new_size = avail_size / 2; /* Use half of available buffer for reading */
+    new_size = avail_size / 2;  /* Use half of available buffer for reading */
   else
   {
     size_t grow_size;
 
     grow_size = avail_size / 8;
     if (MHD_BUF_INC_SIZE > grow_size)
-    {     /* Shortage of space */
+    {                  /* Shortage of space */
       if (! required)
-        return false;     /* Grow is not mandatory, leave some space in pool */
+        return false;  /* Grow is not mandatory, leave some space in pool */
       else
       {
         /* Shortage of space, but grow is mandatory */
@@ -1403,7 +1403,8 @@ build_header_response (struct MHD_Connection *connection)
 
         Note that the change from 'SHOULD NOT' to 'MUST NOT' is
         a recent development of the HTTP 1.1 specification.
-      */content_length_len
+      *///
+      content_length_len
         = MHD_snprintf_ (content_length_buf,
                          sizeof (content_length_buf),
                          MHD_HTTP_HEADER_CONTENT_LENGTH ": "
@@ -2438,8 +2439,9 @@ static enum MHD_Result
 check_write_done (struct MHD_Connection *connection,
                   enum MHD_CONNECTION_STATE next_state)
 {
-  if (connection->write_buffer_append_offset !=
-      connection->write_buffer_send_offset)
+  if ( (connection->write_buffer_append_offset !=
+        connection->write_buffer_send_offset) ||
+       (connection->sk_cork_on) )
     return MHD_NO;
   connection->write_buffer_append_offset = 0;
   connection->write_buffer_send_offset = 0;
@@ -2722,10 +2724,10 @@ MHD_update_last_activity_ (struct MHD_Connection 
*connection)
   struct MHD_Daemon *daemon = connection->daemon;
 
   if (0 == connection->connection_timeout)
-    return; /* Skip update of activity for connections
+    return;  /* Skip update of activity for connections
                without timeout timer. */
   if (connection->suspended)
-    return; /* no activity on suspended connections */
+    return;  /* no activity on suspended connections */
 
   connection->last_activity = MHD_monotonic_sec_counter ();
   if (0 != (daemon->options & MHD_USE_THREAD_PER_CONNECTION))
diff --git a/src/microhttpd/daemon.c b/src/microhttpd/daemon.c
index a21462db..31ef6909 100644
--- a/src/microhttpd/daemon.c
+++ b/src/microhttpd/daemon.c
@@ -1333,6 +1333,7 @@ process_urh (struct MHD_UpgradeResponseHandle *urh)
    * this function. If 'was_closed' changed externally in the middle
    * of processing - it will be processed on next iteration. */
   bool was_closed;
+
   if (daemon->shutdown)
   {
     /* Daemon shutting down, application will not receive any more data. */
@@ -1355,10 +1356,9 @@ process_urh (struct MHD_UpgradeResponseHandle *urh)
     {
 #ifdef HAVE_MESSAGES
       MHD_DLOG (daemon,
-                _ (
-                  "Failed to forward to application "
-                  MHD_UNSIGNED_LONG_LONG_PRINTF \
-                  " bytes of data received from remote side: application shut 
down socket.\n"),
+                _ ("Failed to forward to application "
+                   MHD_UNSIGNED_LONG_LONG_PRINTF \
+                   " bytes of data received from remote side: application shut 
down socket.\n"),
                 (MHD_UNSIGNED_LONG_LONG) urh->in_buffer_used);
 #endif
 
@@ -1367,7 +1367,8 @@ process_urh (struct MHD_UpgradeResponseHandle *urh)
      * check for any pending data even if socket is not marked
      * as 'ready' (signal may arrive after poll()/select()).
      * Socketpair for forwarding is always in non-blocking mode
-     * so no risk that recv() will block the thread. */if (0 != 
urh->out_buffer_size)
+     * so no risk that recv() will block the thread. *///
+    if (0 != urh->out_buffer_size)
       urh->mhd.celi |= MHD_EPOLL_STATE_READ_READY;
     /* Discard any data received form remote. */
     urh->in_buffer_used = 0;
@@ -1379,12 +1380,14 @@ process_urh (struct MHD_UpgradeResponseHandle *urh)
     connection->tls_read_ready = false;
   }
 
-  /* On some platforms (W32, possibly Darwin) failed send() (send() will always
-   * fail after remote disconnect was detected) may discard data in system
-   * buffers received by system but not yet read by recv().
-   * So, before trying send() on any socket, recv() must be performed at first
-   * otherwise last part of incoming data may be lost. *//* If disconnect or 
error was detected - try to read from socket
-   * to dry data possibly pending is system buffers. */if (0 != 
(MHD_EPOLL_STATE_ERROR & urh->app.celi))
+  /* On some platforms (W32, possibly Darwin) failed send() (send() will
+   * always fail after remote disconnect was detected) may discard data in
+   * system buffers received by system but not yet read by recv().  So, before
+   * trying send() on any socket, recv() must be performed at first otherwise
+   * last part of incoming data may be lost.  If disconnect or error was
+   * detected - try to read from socket to dry data possibly pending is system
+   * buffers. *///
+  if (0 != (MHD_EPOLL_STATE_ERROR & urh->app.celi))
     urh->app.celi |= MHD_EPOLL_STATE_READ_READY;
   if (0 != (MHD_EPOLL_STATE_ERROR & urh->mhd.celi))
     urh->mhd.celi |= MHD_EPOLL_STATE_READ_READY;
@@ -1424,10 +1427,10 @@ process_urh (struct MHD_UpgradeResponseHandle *urh)
     else   /* 0 < res */
     {
       urh->in_buffer_used += res;
-      if (buf_size > (size_t) res)
-        urh->app.celi &= ~MHD_EPOLL_STATE_READ_READY;
-      else if (0 < gnutls_record_check_pending (connection->tls_session))
+      if (0 < gnutls_record_check_pending (connection->tls_session))
+      {
         connection->tls_read_ready = true;
+      }
     }
     if (MHD_EPOLL_STATE_ERROR ==
         ((MHD_EPOLL_STATE_ERROR | MHD_EPOLL_STATE_READ_READY) & urh->app.celi))
@@ -1932,8 +1935,8 @@ thread_main_handle_connection (void *data)
       }
 #endif /* HAVE_POLL */
       MHD_itc_clear_ (daemon->itc);
-      continue;     /* Check again for resume. */
-    }     /* End of "suspended" branch. */
+      continue; /* Check again for resume. */
+    }           /* End of "suspended" branch. */
 
     if (was_suspended)
     {
@@ -2228,7 +2231,8 @@ MHD_cleanup_connections (struct MHD_Daemon *daemon);
  * and if possible.
  */
 #define MHD_TLSLIB_NEED_PUSH_FUNC 1
-#endif /* !MHD_WINSOCK_SOCKETS && !MHD_socket_nosignal_ && 
(GNUTLS_VERSION_NUMBER+0 < 0x030402) */
+#endif \
+  /* !MHD_WINSOCK_SOCKETS && !MHD_socket_nosignal_ && (GNUTLS_VERSION_NUMBER+0 
< 0x030402) */
 
 #ifdef MHD_TLSLIB_NEED_PUSH_FUNC
 /**
@@ -3379,7 +3383,8 @@ MHD_cleanup_connections (struct MHD_Daemon *daemon)
            this is not true as if we fail to do manually remove it,
            we are still seeing an event for this fd in epoll,
            causing grief (use-after-free...) --- at least on my
-           system. */if (0 != epoll_ctl (daemon->epoll_fd,
+           system. *///
+        if (0 != epoll_ctl (daemon->epoll_fd,
                             EPOLL_CTL_DEL,
                             pos->socket_fd,
                             NULL))
@@ -3831,9 +3836,9 @@ MHD_select (struct MHD_Daemon *daemon,
     return MHD_NO;
   }
   if (MHD_NO != internal_run_from_select (daemon,
-                                           &rs,
-                                           &ws,
-                                           &es))
+                                          &rs,
+                                          &ws,
+                                          &es))
     return (MHD_NO == err_state) ? MHD_YES : MHD_NO;
   return MHD_NO;
 }
@@ -3920,7 +3925,7 @@ MHD_poll_all (struct MHD_Daemon *daemon,
       timeout = 0;
     else if ( (0 != (daemon->options & MHD_USE_THREAD_PER_CONNECTION)) ||
               (MHD_NO == MHD_get_timeout (daemon,
-                                           &ltimeout)) )
+                                          &ltimeout)) )
       timeout = -1;
     else
       timeout = (ltimeout > INT_MAX) ? INT_MAX : (int) ltimeout;
@@ -4000,9 +4005,9 @@ MHD_poll_all (struct MHD_Daemon *daemon,
       prev = pos->prev;
       /* first, sanity checks */
       if (i >= num_connections)
-        break;   /* connection list changed somehow, retry later ... */
+        break;     /* connection list changed somehow, retry later ... */
       if (p[poll_server + i].fd != pos->socket_fd)
-        continue;   /* fd mismatch, something else happened, retry later ... */
+        continue;  /* fd mismatch, something else happened, retry later ... */
       call_handlers (pos,
                      0 != (p[poll_server + i].revents & POLLIN),
                      0 != (p[poll_server + i].revents & POLLOUT),
@@ -4267,22 +4272,26 @@ run_epoll_for_upgrade (struct MHD_Daemon *daemon)
 
       /* Update ueh state based on what is ready according to epoll() */
       if (0 != (events[i].events & EPOLLIN))
+      {
         ueh->celi |= MHD_EPOLL_STATE_READ_READY;
+      }
       if (0 != (events[i].events & EPOLLOUT))
+      {
         ueh->celi |= MHD_EPOLL_STATE_WRITE_READY;
+      }
       if (0 != (events[i].events & EPOLLHUP))
+      {
         ueh->celi |= MHD_EPOLL_STATE_READ_READY | MHD_EPOLL_STATE_WRITE_READY;
+      }
 
       if ( (0 == (ueh->celi & MHD_EPOLL_STATE_ERROR)) &&
            (0 != (events[i].events & (EPOLLERR | EPOLLPRI))) )
       {
-        /* Process new error state only one time
-         * and avoid continuously marking this connection
-         * as 'ready'. */
+        /* Process new error state only one time and avoid continuously
+         * marking this connection as 'ready'. */
         ueh->celi |= MHD_EPOLL_STATE_ERROR;
         new_err_state = true;
       }
-
       if (! urh->in_eready_list)
       {
         if (new_err_state ||
@@ -4447,7 +4456,7 @@ MHD_epoll (struct MHD_Daemon *daemon,
   if (MHD_NO != may_block)
   {
     if (MHD_NO != MHD_get_timeout (daemon,
-                                    &timeout_ll))
+                                   &timeout_ll))
     {
       if (timeout_ll >= (MHD_UNSIGNED_LONG_LONG) INT_MAX)
         timeout_ms = INT_MAX;
@@ -5406,10 +5415,10 @@ parse_options_va (struct MHD_Daemon *daemon,
         case MHD_OPTION_CONNECTION_MEMORY_INCREMENT:
         case MHD_OPTION_THREAD_STACK_SIZE:
           if (MHD_NO == parse_options (daemon,
-                                        servaddr,
-                                        opt,
-                                        (size_t) oa[i].value,
-                                        MHD_OPTION_END))
+                                       servaddr,
+                                       opt,
+                                       (size_t) oa[i].value,
+                                       MHD_OPTION_END))
             return MHD_NO;
           break;
         /* all options taking 'unsigned int' */
@@ -5423,39 +5432,39 @@ parse_options_va (struct MHD_Daemon *daemon,
         case MHD_OPTION_LISTEN_BACKLOG_SIZE:
         case MHD_OPTION_SERVER_INSANITY:
           if (MHD_NO == parse_options (daemon,
-                                        servaddr,
-                                        opt,
-                                        (unsigned int) oa[i].value,
-                                        MHD_OPTION_END))
+                                       servaddr,
+                                       opt,
+                                       (unsigned int) oa[i].value,
+                                       MHD_OPTION_END))
             return MHD_NO;
           break;
           /* all options taking 'enum' */
 #ifdef HTTPS_SUPPORT
         case MHD_OPTION_HTTPS_CRED_TYPE:
           if (MHD_NO == parse_options (daemon,
-                                        servaddr,
-                                        opt,
-                                        (gnutls_credentials_type_t) 
oa[i].value,
-                                        MHD_OPTION_END))
+                                       servaddr,
+                                       opt,
+                                       (gnutls_credentials_type_t) oa[i].value,
+                                       MHD_OPTION_END))
             return MHD_NO;
           break;
 #endif /* HTTPS_SUPPORT */
         /* all options taking 'MHD_socket' */
         case MHD_OPTION_LISTEN_SOCKET:
           if (MHD_NO == parse_options (daemon,
-                                        servaddr,
-                                        opt,
-                                        (MHD_socket) oa[i].value,
-                                        MHD_OPTION_END))
+                                       servaddr,
+                                       opt,
+                                       (MHD_socket) oa[i].value,
+                                       MHD_OPTION_END))
             return MHD_NO;
           break;
         /* all options taking 'int' */
         case MHD_OPTION_STRICT_FOR_CLIENT:
           if (MHD_NO == parse_options (daemon,
-                                        servaddr,
-                                        opt,
-                                        (int) oa[i].value,
-                                        MHD_OPTION_END))
+                                       servaddr,
+                                       opt,
+                                       (int) oa[i].value,
+                                       MHD_OPTION_END))
             return MHD_NO;
           break;
         /* all options taking one pointer */
@@ -5470,10 +5479,10 @@ parse_options_va (struct MHD_Daemon *daemon,
         case MHD_OPTION_HTTPS_CERT_CALLBACK:
         case MHD_OPTION_HTTPS_CERT_CALLBACK2:
           if (MHD_NO == parse_options (daemon,
-                                        servaddr,
-                                        opt,
-                                        oa[i].ptr_value,
-                                        MHD_OPTION_END))
+                                       servaddr,
+                                       opt,
+                                       oa[i].ptr_value,
+                                       MHD_OPTION_END))
             return MHD_NO;
           break;
         /* all options taking two pointers */
@@ -5484,21 +5493,21 @@ parse_options_va (struct MHD_Daemon *daemon,
         case MHD_OPTION_UNESCAPE_CALLBACK:
         case MHD_OPTION_GNUTLS_PSK_CRED_HANDLER:
           if (MHD_NO == parse_options (daemon,
-                                        servaddr,
-                                        opt,
-                                        (void *) oa[i].value,
-                                        oa[i].ptr_value,
-                                        MHD_OPTION_END))
+                                       servaddr,
+                                       opt,
+                                       (void *) oa[i].value,
+                                       oa[i].ptr_value,
+                                       MHD_OPTION_END))
             return MHD_NO;
           break;
         /* options taking size_t-number followed by pointer */
         case MHD_OPTION_DIGEST_AUTH_RANDOM:
           if (MHD_NO == parse_options (daemon,
-                                        servaddr,
-                                        opt,
-                                        (size_t) oa[i].value,
-                                        oa[i].ptr_value,
-                                        MHD_OPTION_END))
+                                       servaddr,
+                                       opt,
+                                       (size_t) oa[i].value,
+                                       oa[i].ptr_value,
+                                       MHD_OPTION_END))
             return MHD_NO;
           break;
         default:
@@ -5761,7 +5770,7 @@ MHD_start_daemon_va (unsigned int flags,
 #ifdef HAVE_POLL
       *pflags |= MHD_USE_POLL;
 #else  /* ! HAVE_POLL */
-       /* use select() - do not modify flags */
+      /* use select() - do not modify flags */
 #endif /* ! HAVE_POLL */
     }
     else if (0 != (*pflags & MHD_USE_INTERNAL_POLLING_THREAD))
@@ -5772,7 +5781,7 @@ MHD_start_daemon_va (unsigned int flags,
 #elif defined(HAVE_POLL)
       *pflags |= MHD_USE_POLL;
 #else  /* !HAVE_POLL && !EPOLL_SUPPORT */
-       /* use select() - do not modify flags */
+      /* use select() - do not modify flags */
 #endif /* !HAVE_POLL && !EPOLL_SUPPORT */
     }
     else
@@ -5781,7 +5790,7 @@ MHD_start_daemon_va (unsigned int flags,
 #if defined(EPOLL_SUPPORT)
       *pflags |= MHD_USE_EPOLL;
 #else  /* ! EPOLL_SUPPORT */
-       /* use select() - do not modify flags */
+      /* use select() - do not modify flags */
 #endif /* ! EPOLL_SUPPORT */
     }
   }
@@ -5866,8 +5875,8 @@ MHD_start_daemon_va (unsigned int flags,
 
 
   if (MHD_NO == parse_options_va (daemon,
-                                   &servaddr,
-                                   ap))
+                                  &servaddr,
+                                  ap))
   {
 #ifdef HTTPS_SUPPORT
     if ( (0 != (*pflags & MHD_USE_TLS)) &&
@@ -6057,11 +6066,11 @@ MHD_start_daemon_va (unsigned int flags,
 #endif
       }
 #endif /* ! MHD_WINSOCK_SOCKETS */
-       /* Use SO_REUSEADDR on Windows and SO_REUSEPORT on most platforms.
-        * Fail if SO_REUSEPORT is not defined or setsockopt fails.
-        */
-       /* SO_REUSEADDR on W32 has the same semantics
-          as SO_REUSEPORT on BSD/Linux */
+      /* Use SO_REUSEADDR on Windows and SO_REUSEPORT on most platforms.
+       * Fail if SO_REUSEPORT is not defined or setsockopt fails.
+       */
+      /* SO_REUSEADDR on W32 has the same semantics
+         as SO_REUSEPORT on BSD/Linux */
 #if defined(MHD_WINSOCK_SOCKETS) || defined(SO_REUSEPORT)
       if (0 > setsockopt (listen_fd,
                           SOL_SOCKET,
@@ -6081,8 +6090,8 @@ MHD_start_daemon_va (unsigned int flags,
         goto free_and_fail;
       }
 #else  /* !MHD_WINSOCK_SOCKETS && !SO_REUSEPORT */
-       /* we're supposed to allow address:port re-use, but
-          on this platform we cannot; fail hard */
+      /* we're supposed to allow address:port re-use, but
+         on this platform we cannot; fail hard */
 #ifdef HAVE_MESSAGES
       MHD_DLOG (daemon,
                 _ (
diff --git a/src/microhttpd/digestauth.c b/src/microhttpd/digestauth.c
index c3260d1b..3949b268 100644
--- a/src/microhttpd/digestauth.c
+++ b/src/microhttpd/digestauth.c
@@ -604,9 +604,9 @@ check_nonce_nc (struct MHD_Connection *connection,
   }
   /* Nonce is larger, shift bitmask and bump limit */
   if (64 > nc - nn->nc)
-    nn->nmask <<= (nc - nn->nc); /* small jump, less than mask width */
+    nn->nmask <<= (nc - nn->nc);  /* small jump, less than mask width */
   else
-    nn->nmask = 0; /* big jump, unset all bits in the mask */
+    nn->nmask = 0;                /* big jump, unset all bits in the mask */
   nn->nc = nc;
 #if defined(MHD_USE_POSIX_THREADS) || defined(MHD_USE_W32_THREADS)
   MHD_mutex_unlock_chk_ (&daemon->nnc_lock);
diff --git a/src/microhttpd/internal.c b/src/microhttpd/internal.c
index 33542c4a..c5ffa856 100644
--- a/src/microhttpd/internal.c
+++ b/src/microhttpd/internal.c
@@ -214,11 +214,11 @@ MHD_parse_arguments_ (struct MHD_Connection *connection,
                                              connection,
                                              args);
         if (MHD_NO == cb (connection,
-                           args,
-                           key_len,
-                           NULL,
-                           0,
-                           kind))
+                          args,
+                          key_len,
+                          NULL,
+                          0,
+                          kind))
           return MHD_NO;
         (*num_headers)++;
         break;
@@ -235,11 +235,11 @@ MHD_parse_arguments_ (struct MHD_Connection *connection,
                                              connection,
                                              equals);
       if (MHD_NO == cb (connection,
-                         args,
-                         key_len,
-                         equals,
-                         value_len,
-                         kind))
+                        args,
+                        key_len,
+                        equals,
+                        value_len,
+                        kind))
         return MHD_NO;
       (*num_headers)++;
       break;
@@ -256,11 +256,11 @@ MHD_parse_arguments_ (struct MHD_Connection *connection,
                                            connection,
                                            args);
       if (MHD_NO == cb (connection,
-                         args,
-                         key_len,
-                         NULL,
-                         0,
-                         kind))
+                        args,
+                        key_len,
+                        NULL,
+                        0,
+                        kind))
         return MHD_NO;
       /* continue with 'bar' */
       (*num_headers)++;
@@ -280,11 +280,11 @@ MHD_parse_arguments_ (struct MHD_Connection *connection,
                                            connection,
                                            equals);
     if (MHD_NO == cb (connection,
-                       args,
-                       key_len,
-                       equals,
-                       value_len,
-                       kind))
+                      args,
+                      key_len,
+                      equals,
+                      value_len,
+                      kind))
       return MHD_NO;
     (*num_headers)++;
     args = amper;
diff --git a/src/microhttpd/internal.h b/src/microhttpd/internal.h
index cfaca9af..e2b468cb 100644
--- a/src/microhttpd/internal.h
+++ b/src/microhttpd/internal.h
@@ -96,7 +96,7 @@
       MHD_PANIC (_ ("Failed to close FD.\n"));            \
 } while (0)
 
-/* 
+/*
 #define EXTRA_CHECKS _MHD_MACRO_NO
  * Not used. Behaviour is controlled by _DEBUG/NDEBUG macros.
  */
diff --git a/src/microhttpd/md5.h b/src/microhttpd/md5.h
index f81d91cb..6c2a33f5 100644
--- a/src/microhttpd/md5.h
+++ b/src/microhttpd/md5.h
@@ -28,7 +28,7 @@
 
 struct MD5Context
 {
-  uint32_t state[4];      /* state */
+  uint32_t state[4];  /* state */
   uint64_t count;     /* number of bytes, mod 2^64 */
   uint8_t buffer[MD5_BLOCK_SIZE]; /* input buffer */
 };
diff --git a/src/microhttpd/memorypool.c b/src/microhttpd/memorypool.c
index 57e49cf0..a4207a92 100644
--- a/src/microhttpd/memorypool.c
+++ b/src/microhttpd/memorypool.c
@@ -336,10 +336,10 @@ MHD_pool_reallocate (struct MemoryPool *pool,
     {     /* "old" block is the last allocated block */
       const size_t new_apos = ROUND_TO_ALIGN (old_offset + new_size);
       if (! shrinking)
-      {       /* Grow in-place, check for enough space. */
+      {                               /* Grow in-place, check for enough 
space. */
         if ( (new_apos > pool->end) ||
-             (new_apos < pool->pos) )       /* Value wrap */
-          return NULL;       /* No space */
+             (new_apos < pool->pos) ) /* Value wrap */
+          return NULL;                /* No space */
       }
       /* Resized in-place */
       pool->pos = new_apos;
diff --git a/src/microhttpd/mhd_mono_clock.c b/src/microhttpd/mhd_mono_clock.c
index fa548f6e..0bd9984e 100644
--- a/src/microhttpd/mhd_mono_clock.c
+++ b/src/microhttpd/mhd_mono_clock.c
@@ -254,8 +254,8 @@ MHD_monotonic_sec_counter_init (void)
     LARGE_INTEGER freq;
     LARGE_INTEGER perf_counter;
 
-    QueryPerformanceFrequency (&freq);   /* never fail on XP and later */
-    QueryPerformanceCounter (&perf_counter);   /* never fail on XP and later */
+    QueryPerformanceFrequency (&freq);       /* never fail on XP and later */
+    QueryPerformanceCounter (&perf_counter); /* never fail on XP and later */
     perf_freq = freq.QuadPart;
     perf_start = perf_counter.QuadPart;
     mono_clock_source = _MHD_CLOCK_PERFCOUNTER;
diff --git a/src/microhttpd/mhd_send.c b/src/microhttpd/mhd_send.c
index 1ff45231..f366ef67 100644
--- a/src/microhttpd/mhd_send.c
+++ b/src/microhttpd/mhd_send.c
@@ -405,7 +405,11 @@ MHD_send_on_connection2_ (struct MHD_Connection 
*connection,
          (0 == buffer_size) &&
          connection->sk_cork_on)
     {
-      (void) gnutls_record_uncork (connection->tls_session, 0);
+      int err;
+
+      err = gnutls_record_uncork (connection->tls_session, 0);
+      if (0 > err)
+        return ret;
       connection->sk_cork_on = false;
     }
     return ret;
@@ -434,6 +438,9 @@ MHD_send_on_connection2_ (struct MHD_Connection *connection,
     msg.msg_iovlen = 2;
 
     ret = sendmsg (s, &msg, MAYBE_MSG_NOSIGNAL);
+    if ( (-1 == ret) &&
+         (EAGAIN == errno) )
+      return MHD_ERR_AGAIN_;
   }
 #elif HAVE_WRITEV
   {
@@ -441,6 +448,9 @@ MHD_send_on_connection2_ (struct MHD_Connection *connection,
 
     iovcnt = sizeof (vector) / sizeof (struct iovec);
     ret = writev (s, vector, iovcnt);
+    if ( (-1 == ret) &&
+         (EAGAIN == errno) )
+      return MHD_ERR_AGAIN_;
   }
 #endif
 
diff --git a/src/microhttpd/mhd_threads.c b/src/microhttpd/mhd_threads.c
index 6e96f860..aa0ad571 100644
--- a/src/microhttpd/mhd_threads.c
+++ b/src/microhttpd/mhd_threads.c
@@ -49,7 +49,8 @@
 #if defined(HAVE_PTHREAD_ATTR_SETNAME_NP_NETBSD) || \
   defined(HAVE_PTHREAD_ATTR_SETNAME_NP_IBMI)
 #  define MHD_USE_THREAD_ATTR_SETNAME 1
-#endif /* HAVE_PTHREAD_ATTR_SETNAME_NP_NETBSD || 
HAVE_PTHREAD_ATTR_SETNAME_NP_IBMI */
+#endif \
+  /* HAVE_PTHREAD_ATTR_SETNAME_NP_NETBSD || HAVE_PTHREAD_ATTR_SETNAME_NP_IBMI 
*/
 
 #if defined(HAVE_PTHREAD_SETNAME_NP_GNU) || \
   defined(HAVE_PTHREAD_SET_NAME_NP_FREEBSD) \
diff --git a/src/microhttpd/postprocessor.c b/src/microhttpd/postprocessor.c
index 7cffeaea..eda1ae51 100644
--- a/src/microhttpd/postprocessor.c
+++ b/src/microhttpd/postprocessor.c
@@ -801,13 +801,13 @@ find_boundary (struct MHD_PostProcessor *pp,
                      '-',
                      pp->buffer_pos);
       if (NULL == dash)
-        (*ioffptr) += pp->buffer_pos;     /* skip entire buffer */
+        (*ioffptr) += pp->buffer_pos;  /* skip entire buffer */
       else if (dash == buf)
-        (*ioffptr)++;       /* at least skip one byte */
+        (*ioffptr)++;                  /* at least skip one byte */
       else
-        (*ioffptr) += dash - buf;       /* skip to first possible boundary */
+        (*ioffptr) += dash - buf;      /* skip to first possible boundary */
     }
-    return MHD_NO;              /* expected boundary */
+    return MHD_NO;                     /* expected boundary */
   }
   /* remove boundary from buffer */
   (*ioffptr) += 2 + blen;
diff --git a/src/microhttpd/response.c b/src/microhttpd/response.c
index 141372b9..9a21925a 100644
--- a/src/microhttpd/response.c
+++ b/src/microhttpd/response.c
@@ -263,9 +263,9 @@ MHD_get_response_headers (struct MHD_Response *response,
     numHeaders++;
     if ((NULL != iterator) &&
         (MHD_NO == iterator (iterator_cls,
-                              pos->kind,
-                              pos->header,
-                              pos->value)))
+                             pos->kind,
+                             pos->header,
+                             pos->value)))
       break;
   }
   return numHeaders;
@@ -919,7 +919,11 @@ MHD_upgrade_action (struct MHD_UpgradeResponseHandle *urh,
 #ifdef HTTPS_SUPPORT
     if (0 != (daemon->options & MHD_USE_TLS) )
     {
-      gnutls_record_uncork (connection->tls_session, 0);
+      int err;
+
+      err = gnutls_record_uncork (connection->tls_session, 0);
+      if (0 > err)
+        return MHD_NO;
       connection->sk_cork_on = false;
       return MHD_YES;
     }
diff --git a/src/microhttpd/sha256.h b/src/microhttpd/sha256.h
index f4c84e2c..4a90c233 100644
--- a/src/microhttpd/sha256.h
+++ b/src/microhttpd/sha256.h
@@ -55,7 +55,7 @@ struct sha256_ctx
 {
   uint32_t H[_SHA256_DIGEST_LENGTH];    /**< Intermediate hash value / digest 
at end of calculation */
   uint64_t count;                       /**< number of bytes, mod 2^64 */
-  uint8_t buffer[SHA256_BLOCK_SIZE];     /**< SHA256 input data buffer */
+  uint8_t buffer[SHA256_BLOCK_SIZE];    /**< SHA256 input data buffer */
 };
 
 /**
diff --git a/src/microhttpd/test_daemon.c b/src/microhttpd/test_daemon.c
index caeaea3d..14a77832 100644
--- a/src/microhttpd/test_daemon.c
+++ b/src/microhttpd/test_daemon.c
@@ -83,9 +83,9 @@ ahc_nothing (void *cls,
              const char *upload_data, size_t *upload_data_size,
              void **unused)
 {
-  (void) cls; (void) connection; (void) url;          /* Unused. Silent 
compiler warning. */
-  (void) method; (void) version; (void) upload_data;  /* Unused. Silent 
compiler warning. */
-  (void) upload_data_size; (void) unused;           /* Unused. Silent compiler 
warning. */
+  (void) cls; (void) connection; (void) url;         /* Unused. Silent 
compiler warning. */
+  (void) method; (void) version; (void) upload_data; /* Unused. Silent 
compiler warning. */
+  (void) upload_data_size; (void) unused;            /* Unused. Silent 
compiler warning. */
 
   return MHD_NO;
 }
diff --git a/src/microhttpd/test_postprocessor_large.c 
b/src/microhttpd/test_postprocessor_large.c
index 678de808..38fe650b 100644
--- a/src/microhttpd/test_postprocessor_large.c
+++ b/src/microhttpd/test_postprocessor_large.c
@@ -43,7 +43,7 @@ value_checker (void *cls,
                const char *data, uint64_t off, size_t size)
 {
   unsigned int *pos = cls;
-  (void) kind; (void) key; (void) filename; (void) content_type;  /* Unused. 
Silent compiler warning. */
+  (void) kind; (void) key; (void) filename; (void) content_type; /* Unused. 
Silent compiler warning. */
   (void) transfer_encoding; (void) data; (void) off;             /* Unused. 
Silent compiler warning. */
 #if 0
   fprintf (stderr,
diff --git a/src/microhttpd/test_start_stop.c b/src/microhttpd/test_start_stop.c
index 79d80d24..9cd3abf2 100644
--- a/src/microhttpd/test_start_stop.c
+++ b/src/microhttpd/test_start_stop.c
@@ -44,9 +44,9 @@ ahc_echo (void *cls,
           const char *upload_data, size_t *upload_data_size,
           void **unused)
 {
-  (void) cls; (void) connection; (void) url;          /* Unused. Silent 
compiler warning. */
-  (void) method; (void) version; (void) upload_data;  /* Unused. Silent 
compiler warning. */
-  (void) upload_data_size; (void) unused;           /* Unused. Silent compiler 
warning. */
+  (void) cls; (void) connection; (void) url;         /* Unused. Silent 
compiler warning. */
+  (void) method; (void) version; (void) upload_data; /* Unused. Silent 
compiler warning. */
+  (void) upload_data_size; (void) unused;            /* Unused. Silent 
compiler warning. */
 
   return MHD_NO;
 }
diff --git a/src/microhttpd/test_str.c b/src/microhttpd/test_str.c
index a2f357b4..1e140cb6 100644
--- a/src/microhttpd/test_str.c
+++ b/src/microhttpd/test_str.c
@@ -50,9 +50,9 @@ static const char *const locale_names[] = {
   "C",
   "",        /* System default locale */
 #if defined(_WIN32) && ! defined(__CYGWIN__)
-  ".OCP",     /* W32 system default OEM code page */
-  ".ACP",     /* W32 system default ANSI code page */
-  ".65001",   /* UTF-8 */
+  ".OCP",    /* W32 system default OEM code page */
+  ".ACP",    /* W32 system default ANSI code page */
+  ".65001",  /* UTF-8 */
   ".437",
   ".850",
   ".857",
@@ -455,50 +455,50 @@ static const struct two_neq_strs neq_strings[] = {
   {D_STR_W_LEN ("zyxwvutsrqponwMLKJIHGFEDCBA"), D_STR_W_LEN (
      "ZYXWVUTSRQPON%mlkjihgfedcba"), 13},
 
-  {D_STR_W_LEN ("S\xbdur veulent plus d'\xbdufs."),     /* "Sœur veulent plus 
d'œufs." in ISO-8859-15 */
+  {D_STR_W_LEN ("S\xbdur veulent plus d'\xbdufs."),         /* "Sœur veulent 
plus d'œufs." in ISO-8859-15 */
    D_STR_W_LEN ("S\xbcUR VEULENT PLUS D'\xbcUFS."), 1}, /* "SŒUR VEULENT PLUS 
D'ŒUFS." in ISO-8859-15 */
-  {D_STR_W_LEN ("S\x9cur veulent plus d'\x9cufs."),     /* "Sœur veulent plus 
d'œufs." in CP1252 */
+  {D_STR_W_LEN ("S\x9cur veulent plus d'\x9cufs."),         /* "Sœur veulent 
plus d'œufs." in CP1252 */
    D_STR_W_LEN ("S\x8cUR VEULENT PLUS D'\x8cUFS."), 1}, /* "SŒUR VEULENT PLUS 
D'ŒUFS." in CP1252 */
-  {D_STR_W_LEN ("S\xc5\x93ur veulent plus d'\xc5\x93ufs."),     /* "Sœur 
veulent plus d'œufs." in UTF-8 */
+  {D_STR_W_LEN ("S\xc5\x93ur veulent plus d'\xc5\x93ufs."), /* "Sœur veulent 
plus d'œufs." in UTF-8 */
    D_STR_W_LEN ("S\xc5\x92UR VEULENT PLUS D'\xc5\x92UFS."), 2}, /* "SŒUR 
VEULENT PLUS D'ŒUFS." in UTF-8 */
 
-  {D_STR_W_LEN ("Um ein sch\x94nes M\x84" "dchen zu k\x81ssen."),      /* "Um 
ein schönes Mädchen zu küssen." in CP850 */
+  {D_STR_W_LEN ("Um ein sch\x94nes M\x84" "dchen zu k\x81ssen."),              
/* "Um ein schönes Mädchen zu küssen." in CP850 */
    D_STR_W_LEN ("UM EIN SCH\x99NES M\x8e" "DCHEN ZU K\x9aSSEN."), 10}, /* "UM 
EIN SCHÖNES MÄDCHEN ZU KÜSSEN." in CP850 */
-  {D_STR_W_LEN ("Um ein sch\xf6nes M\xe4" "dchen zu k\xfcssen."),      /* "Um 
ein schönes Mädchen zu küssen." in ISO-8859-1/ISO-8859-15/CP1250/CP1252 */
+  {D_STR_W_LEN ("Um ein sch\xf6nes M\xe4" "dchen zu k\xfcssen."),              
/* "Um ein schönes Mädchen zu küssen." in ISO-8859-1/ISO-8859-15/CP1250/CP1252 
*/
    D_STR_W_LEN ("UM EIN SCH\xd6NES M\xc4" "DCHEN ZU K\xdcSSEN."), 10}, /* "UM 
EIN SCHÖNES MÄDCHEN ZU KÜSSEN." in ISO-8859-1/ISO-8859-15/CP1250/CP1252 */
-  {D_STR_W_LEN ("Um ein sch\xc3\xb6nes M\xc3\xa4" "dchen zu k\xc3\xbcssen."),  
    /* "Um ein schönes Mädchen zu küssen." in UTF-8 */
+  {D_STR_W_LEN ("Um ein sch\xc3\xb6nes M\xc3\xa4" "dchen zu k\xc3\xbcssen."),  
/* "Um ein schönes Mädchen zu küssen." in UTF-8 */
    D_STR_W_LEN ("UM EIN SCH\xc3\x96NES M\xc3\x84" "DCHEN ZU K\xc3\x9cSSEN."),
-   11},                                                                        
    /* "UM EIN SCHÖNES MÄDCHEN ZU KÜSSEN." in UTF-8 */
-
-  {D_STR_W_LEN ("\x98stanbul"),            /* "İstanbul" in CP857 */
-   D_STR_W_LEN ("istanbul"), 0},           /* "istanbul" in CP857 */
-  {D_STR_W_LEN ("\xddstanbul"),            /* "İstanbul" in ISO-8859-9/CP1254 
*/
-   D_STR_W_LEN ("istanbul"), 0},           /* "istanbul" in ISO-8859-9/CP1254 
*/
-  {D_STR_W_LEN ("\xc4\xb0stanbul"),        /* "İstanbul" in UTF-8 */
-   D_STR_W_LEN ("istanbul"), 0},           /* "istanbul" in UTF-8 */
-  {D_STR_W_LEN ("Diyarbak\x8dr"),          /* "Diyarbakır" in CP857 */
-   D_STR_W_LEN ("DiyarbakIR"), 8},         /* "DiyarbakIR" in CP857 */
-  {D_STR_W_LEN ("Diyarbak\xfdr"),          /* "Diyarbakır" in 
ISO-8859-9/CP1254 */
-   D_STR_W_LEN ("DiyarbakIR"), 8},         /* "DiyarbakIR" in 
ISO-8859-9/CP1254 */
-  {D_STR_W_LEN ("Diyarbak\xc4\xb1r"),      /* "Diyarbakır" in UTF-8 */
-   D_STR_W_LEN ("DiyarbakIR"), 8},         /* "DiyarbakIR" in UTF-8 */
-
-  {D_STR_W_LEN ("\x92\xa5\xe1\xe2\xae\xa2\xa0\xef \x91\xe2\xe0\xae\xaa\xa0."), 
     /* "Тестовая Строка." in CP866 */
+   11},                                                                        
/* "UM EIN SCHÖNES MÄDCHEN ZU KÜSSEN." in UTF-8 */
+
+  {D_STR_W_LEN ("\x98stanbul"),                                                
/* "İstanbul" in CP857 */
+   D_STR_W_LEN ("istanbul"), 0},                                               
/* "istanbul" in CP857 */
+  {D_STR_W_LEN ("\xddstanbul"),                                                
/* "İstanbul" in ISO-8859-9/CP1254 */
+   D_STR_W_LEN ("istanbul"), 0},                                               
/* "istanbul" in ISO-8859-9/CP1254 */
+  {D_STR_W_LEN ("\xc4\xb0stanbul"),                                            
/* "İstanbul" in UTF-8 */
+   D_STR_W_LEN ("istanbul"), 0},                                               
/* "istanbul" in UTF-8 */
+  {D_STR_W_LEN ("Diyarbak\x8dr"),                                              
/* "Diyarbakır" in CP857 */
+   D_STR_W_LEN ("DiyarbakIR"), 8},                                             
/* "DiyarbakIR" in CP857 */
+  {D_STR_W_LEN ("Diyarbak\xfdr"),                                              
/* "Diyarbakır" in ISO-8859-9/CP1254 */
+   D_STR_W_LEN ("DiyarbakIR"), 8},                                             
/* "DiyarbakIR" in ISO-8859-9/CP1254 */
+  {D_STR_W_LEN ("Diyarbak\xc4\xb1r"),                                          
/* "Diyarbakır" in UTF-8 */
+   D_STR_W_LEN ("DiyarbakIR"), 8},                                             
/* "DiyarbakIR" in UTF-8 */
+
+  {D_STR_W_LEN ("\x92\xa5\xe1\xe2\xae\xa2\xa0\xef \x91\xe2\xe0\xae\xaa\xa0."), 
/* "Тестовая Строка." in CP866 */
    D_STR_W_LEN ("\x92\x85\x91\x92\x8e\x82\x80\x9f \x91\x92\x90\x8e\x8a\x80."),
-   1},                                                                         
     /* "ТЕСТОВАЯ СТРОКА." in CP866 */
-  {D_STR_W_LEN ("\xd2\xe5\xf1\xf2\xee\xe2\xe0\xff \xd1\xf2\xf0\xee\xea\xe0."), 
     /* "Тестовая Строка." in CP1251 */
+   1},                                                                         
/* "ТЕСТОВАЯ СТРОКА." in CP866 */
+  {D_STR_W_LEN ("\xd2\xe5\xf1\xf2\xee\xe2\xe0\xff \xd1\xf2\xf0\xee\xea\xe0."), 
/* "Тестовая Строка." in CP1251 */
    D_STR_W_LEN ("\xd2\xc5\xd1\xd2\xce\xc2\xc0\xdf \xd1\xd2\xd0\xce\xca\xc0."),
-   1},                                                                         
     /* "ТЕСТОВАЯ СТРОКА." in CP1251 */
-  {D_STR_W_LEN ("\xf4\xc5\xd3\xd4\xcf\xd7\xc1\xd1 \xf3\xd4\xd2\xcf\xcb\xc1."), 
     /* "Тестовая Строка." in KOI8-R */
+   1},                                                                         
/* "ТЕСТОВАЯ СТРОКА." in CP1251 */
+  {D_STR_W_LEN ("\xf4\xc5\xd3\xd4\xcf\xd7\xc1\xd1 \xf3\xd4\xd2\xcf\xcb\xc1."), 
/* "Тестовая Строка." in KOI8-R */
    D_STR_W_LEN ("\xf4\xe5\xf3\xf4\xef\xf7\xe1\xf1 \xf3\xf4\xf2\xef\xeb\xe1."),
-   1},                                                                         
     /* "ТЕСТОВАЯ СТРОКА." in KOI8-R */
-  {D_STR_W_LEN ("\xc2\xd5\xe1\xe2\xde\xd2\xd0\xef \xc1\xe2\xe0\xde\xda\xd0."), 
     /* "Тестовая Строка." in ISO-8859-5 */
+   1},                                                                         
/* "ТЕСТОВАЯ СТРОКА." in KOI8-R */
+  {D_STR_W_LEN ("\xc2\xd5\xe1\xe2\xde\xd2\xd0\xef \xc1\xe2\xe0\xde\xda\xd0."), 
/* "Тестовая Строка." in ISO-8859-5 */
    D_STR_W_LEN ("\xc2\xb5\xc1\xc2\xbe\xb2\xb0\xcf \xc1\xc2\xc0\xbe\xba\xb0."),
-   1},                                                                         
     /* "ТЕСТОВАЯ СТРОКА." in ISO-8859-5 */
+   1},                                                                         
/* "ТЕСТОВАЯ СТРОКА." in ISO-8859-5 */
   {D_STR_W_LEN ("\xd0\xa2\xd0\xb5\xd1\x81\xd1\x82\xd0\xbe\xd0\xb2\xd0\xb0\xd1"
-                "\x8f \xd0\xa1\xd1\x82\xd1\x80\xd0\xbe\xd0\xba\xd0\xb0."),     
     /* "Тестовая Строка." in UTF-8 */
+                "\x8f \xd0\xa1\xd1\x82\xd1\x80\xd0\xbe\xd0\xba\xd0\xb0."),     
/* "Тестовая Строка." in UTF-8 */
    D_STR_W_LEN ("\xd0\xa2\xd0\x95\xd0\xa1\xd0\xa2\xd0\x9e\xd0\x92\xd0\x90\xd0"
-                "\xaf \xd0\xa1\xd0\xa2\xd0\xa0\xd0\x9e\xd0\x9a\xd0\x90."), 3}  
     /* "ТЕСТОВАЯ СТРОКА." in UTF-8 */
+                "\xaf \xd0\xa1\xd0\xa2\xd0\xa0\xd0\x9e\xd0\x9a\xd0\x90."), 3}  
/* "ТЕСТОВАЯ СТРОКА." in UTF-8 */
 };
 
 
@@ -900,15 +900,15 @@ static const struct str_with_value dstrs_w_values[] = {
   {D_STR_W_LEN ("00000000000000000000000031295483"), 32, 31295483},
 
   /* numbers below and above limits */
-  {D_STR_W_LEN ("127"), 3, 127},  /* 0x7F, SCHAR_MAX */
-  {D_STR_W_LEN ("128"), 3, 128},  /* 0x80, SCHAR_MAX+1 */
-  {D_STR_W_LEN ("255"), 3, 255},  /* 0xFF, UCHAR_MAX */
-  {D_STR_W_LEN ("256"), 3, 256},  /* 0x100, UCHAR_MAX+1 */
-  {D_STR_W_LEN ("32767"), 5, 32767},  /* 0x7FFF, INT16_MAX */
-  {D_STR_W_LEN ("32768"), 5, 32768},  /* 0x8000, INT16_MAX+1 */
-  {D_STR_W_LEN ("65535"), 5, 65535},  /* 0xFFFF, UINT16_MAX */
-  {D_STR_W_LEN ("65536"), 5, 65536},  /* 0x10000, UINT16_MAX+1 */
-  {D_STR_W_LEN ("2147483647"), 10, 2147483647},  /* 0x7FFFFFFF, INT32_MAX */
+  {D_STR_W_LEN ("127"), 3, 127},                /* 0x7F, SCHAR_MAX */
+  {D_STR_W_LEN ("128"), 3, 128},                /* 0x80, SCHAR_MAX+1 */
+  {D_STR_W_LEN ("255"), 3, 255},                /* 0xFF, UCHAR_MAX */
+  {D_STR_W_LEN ("256"), 3, 256},                /* 0x100, UCHAR_MAX+1 */
+  {D_STR_W_LEN ("32767"), 5, 32767},            /* 0x7FFF, INT16_MAX */
+  {D_STR_W_LEN ("32768"), 5, 32768},            /* 0x8000, INT16_MAX+1 */
+  {D_STR_W_LEN ("65535"), 5, 65535},            /* 0xFFFF, UINT16_MAX */
+  {D_STR_W_LEN ("65536"), 5, 65536},            /* 0x10000, UINT16_MAX+1 */
+  {D_STR_W_LEN ("2147483647"), 10, 2147483647}, /* 0x7FFFFFFF, INT32_MAX */
   {D_STR_W_LEN ("2147483648"), 10, UINT64_C (2147483648)}, /* 0x80000000, 
INT32_MAX+1 */
   {D_STR_W_LEN ("4294967295"), 10, UINT64_C (4294967295)}, /* 0xFFFFFFFF, 
UINT32_MAX */
   {D_STR_W_LEN ("4294967296"), 10, UINT64_C (4294967296)}, /* 0x100000000, 
UINT32_MAX+1 */
@@ -968,14 +968,14 @@ const struct str_with_len str_ovflw[] = {
 const struct str_with_len str_no_num[] = {
   D_STR_W_LEN ("zero"),
   D_STR_W_LEN ("one"),
-  D_STR_W_LEN ("\xb9\xb2\xb3"),                 /* superscript "123" in 
ISO-8859-1/CP1252 */
-  D_STR_W_LEN ("\xc2\xb9\xc2\xb2\xc2\xb3"),     /* superscript "123" in UTF-8 
*/
-  D_STR_W_LEN ("\xd9\xa1\xd9\xa2\xd9\xa3"),     /* Arabic-Indic "١٢٣" in UTF-8 
*/
-  D_STR_W_LEN ("\xdb\xb1\xdb\xb2\xdb\xb3"),     /* Ext Arabic-Indic "۱۲۳" in 
UTF-8 */
-  D_STR_W_LEN ("\xe0\xa5\xa7\xe0\xa5\xa8\xe0\xa5\xa9"),  /* Devanagari "१२३" 
in UTF-8 */
-  D_STR_W_LEN ("\xe4\xb8\x80\xe4\xba\x8c\xe4\xb8\x89"),  /* Chinese "一二三" in 
UTF-8 */
-  D_STR_W_LEN ("\xd2\xbb\xb6\xfe\xc8\xfd"),     /* Chinese "一二三" in 
GB2312/CP936 */
-  D_STR_W_LEN ("\x1B\x24\x29\x41\x0E\x52\x3B\x36\x7E\x48\x7D\x0F")  /* Chinese 
"一二三" in ISO-2022-CN */
+  D_STR_W_LEN ("\xb9\xb2\xb3"),                                    /* 
superscript "123" in ISO-8859-1/CP1252 */
+  D_STR_W_LEN ("\xc2\xb9\xc2\xb2\xc2\xb3"),                        /* 
superscript "123" in UTF-8 */
+  D_STR_W_LEN ("\xd9\xa1\xd9\xa2\xd9\xa3"),                        /* 
Arabic-Indic "١٢٣" in UTF-8 */
+  D_STR_W_LEN ("\xdb\xb1\xdb\xb2\xdb\xb3"),                        /* Ext 
Arabic-Indic "۱۲۳" in UTF-8 */
+  D_STR_W_LEN ("\xe0\xa5\xa7\xe0\xa5\xa8\xe0\xa5\xa9"),            /* 
Devanagari "१२३" in UTF-8 */
+  D_STR_W_LEN ("\xe4\xb8\x80\xe4\xba\x8c\xe4\xb8\x89"),            /* Chinese 
"一二三" in UTF-8 */
+  D_STR_W_LEN ("\xd2\xbb\xb6\xfe\xc8\xfd"),                        /* Chinese 
"一二三" in GB2312/CP936 */
+  D_STR_W_LEN ("\x1B\x24\x29\x41\x0E\x52\x3B\x36\x7E\x48\x7D\x0F") /* Chinese 
"一二三" in ISO-2022-CN */
 };
 
 /* valid hex string for conversion to unsigned integer value */
@@ -1013,25 +1013,25 @@ static const struct str_with_value xdstrs_w_values[] = {
   {D_STR_W_LEN ("0000000000000000000000003A29e4C3"), 32, 0x3A29E4C3},
 
   /* numbers below and above limits */
-  {D_STR_W_LEN ("7F"), 2, 127},  /* 0x7F, SCHAR_MAX */
-  {D_STR_W_LEN ("7f"), 2, 127},  /* 0x7F, SCHAR_MAX */
-  {D_STR_W_LEN ("80"), 2, 128},  /* 0x80, SCHAR_MAX+1 */
-  {D_STR_W_LEN ("fF"), 2, 255},  /* 0xFF, UCHAR_MAX */
-  {D_STR_W_LEN ("Ff"), 2, 255},  /* 0xFF, UCHAR_MAX */
-  {D_STR_W_LEN ("FF"), 2, 255},  /* 0xFF, UCHAR_MAX */
-  {D_STR_W_LEN ("ff"), 2, 255},  /* 0xFF, UCHAR_MAX */
-  {D_STR_W_LEN ("100"), 3, 256},  /* 0x100, UCHAR_MAX+1 */
-  {D_STR_W_LEN ("7fff"), 4, 32767},  /* 0x7FFF, INT16_MAX */
-  {D_STR_W_LEN ("7FFF"), 4, 32767},  /* 0x7FFF, INT16_MAX */
-  {D_STR_W_LEN ("7Fff"), 4, 32767},  /* 0x7FFF, INT16_MAX */
-  {D_STR_W_LEN ("8000"), 4, 32768},  /* 0x8000, INT16_MAX+1 */
-  {D_STR_W_LEN ("ffff"), 4, 65535},  /* 0xFFFF, UINT16_MAX */
-  {D_STR_W_LEN ("FFFF"), 4, 65535},  /* 0xFFFF, UINT16_MAX */
-  {D_STR_W_LEN ("FffF"), 4, 65535},  /* 0xFFFF, UINT16_MAX */
-  {D_STR_W_LEN ("10000"), 5, 65536},  /* 0x10000, UINT16_MAX+1 */
-  {D_STR_W_LEN ("7FFFFFFF"), 8, 2147483647},  /* 0x7FFFFFFF, INT32_MAX */
-  {D_STR_W_LEN ("7fffffff"), 8, 2147483647},  /* 0x7FFFFFFF, INT32_MAX */
-  {D_STR_W_LEN ("7FFffFff"), 8, 2147483647},  /* 0x7FFFFFFF, INT32_MAX */
+  {D_STR_W_LEN ("7F"), 2, 127},              /* 0x7F, SCHAR_MAX */
+  {D_STR_W_LEN ("7f"), 2, 127},              /* 0x7F, SCHAR_MAX */
+  {D_STR_W_LEN ("80"), 2, 128},              /* 0x80, SCHAR_MAX+1 */
+  {D_STR_W_LEN ("fF"), 2, 255},              /* 0xFF, UCHAR_MAX */
+  {D_STR_W_LEN ("Ff"), 2, 255},              /* 0xFF, UCHAR_MAX */
+  {D_STR_W_LEN ("FF"), 2, 255},              /* 0xFF, UCHAR_MAX */
+  {D_STR_W_LEN ("ff"), 2, 255},              /* 0xFF, UCHAR_MAX */
+  {D_STR_W_LEN ("100"), 3, 256},             /* 0x100, UCHAR_MAX+1 */
+  {D_STR_W_LEN ("7fff"), 4, 32767},          /* 0x7FFF, INT16_MAX */
+  {D_STR_W_LEN ("7FFF"), 4, 32767},          /* 0x7FFF, INT16_MAX */
+  {D_STR_W_LEN ("7Fff"), 4, 32767},          /* 0x7FFF, INT16_MAX */
+  {D_STR_W_LEN ("8000"), 4, 32768},          /* 0x8000, INT16_MAX+1 */
+  {D_STR_W_LEN ("ffff"), 4, 65535},          /* 0xFFFF, UINT16_MAX */
+  {D_STR_W_LEN ("FFFF"), 4, 65535},          /* 0xFFFF, UINT16_MAX */
+  {D_STR_W_LEN ("FffF"), 4, 65535},          /* 0xFFFF, UINT16_MAX */
+  {D_STR_W_LEN ("10000"), 5, 65536},         /* 0x10000, UINT16_MAX+1 */
+  {D_STR_W_LEN ("7FFFFFFF"), 8, 2147483647}, /* 0x7FFFFFFF, INT32_MAX */
+  {D_STR_W_LEN ("7fffffff"), 8, 2147483647}, /* 0x7FFFFFFF, INT32_MAX */
+  {D_STR_W_LEN ("7FFffFff"), 8, 2147483647}, /* 0x7FFFFFFF, INT32_MAX */
   {D_STR_W_LEN ("80000000"), 8, UINT64_C (2147483648)}, /* 0x80000000, 
INT32_MAX+1 */
   {D_STR_W_LEN ("FFFFFFFF"), 8, UINT64_C (4294967295)}, /* 0xFFFFFFFF, 
UINT32_MAX */
   {D_STR_W_LEN ("ffffffff"), 8, UINT64_C (4294967295)}, /* 0xFFFFFFFF, 
UINT32_MAX */
@@ -1124,8 +1124,8 @@ const struct str_with_len strx_ovflw[] = {
   D_STR_W_LEN ("434532891232591226417"),
   D_STR_W_LEN ("10000000000000000a"),
   D_STR_W_LEN ("10000000000000000E"),
-  D_STR_W_LEN ("100000000000000000 and nothing"),  /* 0x10000000000000000, 
UINT64_MAX+1 */
-  D_STR_W_LEN ("100000000000000000xx"),         /* 0x10000000000000000, 
UINT64_MAX+1 */
+  D_STR_W_LEN ("100000000000000000 and nothing"), /* 0x10000000000000000, 
UINT64_MAX+1 */
+  D_STR_W_LEN ("100000000000000000xx"),           /* 0x10000000000000000, 
UINT64_MAX+1 */
   D_STR_W_LEN ("99999999999999999999"),
   D_STR_W_LEN ("18446744073709551616abcd"),
   D_STR_W_LEN ("20000000000000000000 suffix"),
diff --git a/src/microhttpd/test_upgrade_large.c 
b/src/microhttpd/test_upgrade_large.c
index 8b721bc5..fb60ddd8 100644
--- a/src/microhttpd/test_upgrade_large.c
+++ b/src/microhttpd/test_upgrade_large.c
@@ -53,10 +53,164 @@
 #include "test_helpers.h"
 
 #define LARGE_STRING \
-  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelXloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello"
 \
+  
"HelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHelloHello\n"
+
 
 #define LARGE_REPLY_STRING \
-  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld"
 \
+  
"WorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorldWorld\n"
 
 #ifdef HTTPS_SUPPORT
 #include <gnutls/gnutls.h>
@@ -338,6 +492,7 @@ wr_handshake (struct wr_socket *s)
 
 /**
  * Send data to remote by socket.
+ *
  * @param s the socket to use
  * @param buf the buffer with data to send
  * @param len the length of data in @a buf
@@ -351,15 +506,24 @@ wr_send (struct wr_socket *s,
          size_t len)
 {
   if (wr_plain == s->t)
-    return MHD_send_ (s->fd, buf, len);
+  {
+    ssize_t ret;
+
+    ret = MHD_send_ (s->fd, buf, len);
+    (void) MHD_socket_cork_ (s->fd,
+                             false);
+    return ret;
+  }
 #ifdef HTTPS_SUPPORT
   if (wr_tls == s->t)
   {
     ssize_t ret;
+
     if (! s->tls_connected && ! wr_handshake (s))
       return -1;
-
-    ret = gnutls_record_send (s->tls_s, buf, len);
+    ret = gnutls_record_send (s->tls_s,
+                              buf,
+                              len);
     if (ret > 0)
       return ret;
     if (GNUTLS_E_AGAIN == ret)
@@ -591,7 +755,7 @@ kick_select ()
 {
   if (MHD_ITC_IS_VALID_ (kicker))
   {
-    MHD_itc_activate_ (kicker, "K");
+    (void) MHD_itc_activate_ (kicker, "K");
   }
 }
 
@@ -698,6 +862,8 @@ recv_all (struct wr_socket *sock,
       }
       abort ();
     }
+    if (0 != strncmp (text, buf, off + ret))
+      abort ();
   }
   if (0 != strncmp (text, buf, len))
     abort ();
@@ -715,8 +881,10 @@ run_usock (void *cls)
 {
   struct MHD_UpgradeResponseHandle *urh = cls;
 
-  MHD_upgrade_action (urh,
-                      MHD_UPGRADE_ACTION_CORK_OFF);
+  if (MHD_YES !=
+      MHD_upgrade_action (urh,
+                          MHD_UPGRADE_ACTION_CORK_OFF))
+    abort ();
   send_all (usock,
             LARGE_STRING);
   recv_all (usock,
@@ -953,7 +1121,7 @@ run_mhd_select_loop (struct MHD_Daemon *daemon)
                          &ws,
                          &es);
   }
-  MHD_itc_destroy_ (kicker);
+  (void) MHD_itc_destroy_ (kicker);
   MHD_itc_set_invalid_ (kicker);
 }
 
@@ -991,7 +1159,6 @@ run_mhd_epoll_loop (struct MHD_Daemon *daemon)
   MHD_UNSIGNED_LONG_LONG to;
   struct timeval tv;
   int ret;
-  char drain[128];
 
   di = MHD_get_daemon_info (daemon,
                             MHD_DAEMON_INFO_EPOLL_FD);
@@ -1023,7 +1190,7 @@ run_mhd_epoll_loop (struct MHD_Daemon *daemon)
       MHD_itc_clear_ (kicker);
     MHD_run (daemon);
   }
-  MHD_itc_destroy_ (kicker);
+  (void) MHD_itc_destroy_ (kicker);
   MHD_itc_set_invalid_ (kicker);
 }
 
@@ -1203,7 +1370,6 @@ main (int argc,
   if (has_param (argc, argv, "-q") ||
       has_param (argc, argv, "--quiet"))
     verbose = 0;
-
   if (test_tls)
   {
 #ifdef HTTPS_SUPPORT
@@ -1247,7 +1413,6 @@ main (int argc,
     return 77;
 #endif /* ! HTTPS_SUPPORT */
   }
-
   /* run tests */
   if (verbose)
     printf ("Starting HTTP \"Upgrade\" tests with %s connections.\n",
@@ -1262,7 +1427,6 @@ main (int argc,
              res);
   else if (verbose)
     printf ("PASSED: Upgrade with external select.\n");
-
   /* Try external auto */
   res = test_upgrade (MHD_USE_AUTO,
                       0);
diff --git a/src/microhttpd/tsearch.c b/src/microhttpd/tsearch.c
index 78f37608..1d74dcce 100644
--- a/src/microhttpd/tsearch.c
+++ b/src/microhttpd/tsearch.c
@@ -24,7 +24,7 @@ typedef struct node
 /*     $NetBSD: tsearch.c,v 1.5 2005/11/29 03:12:00 christos Exp $     */
 /* find or insert datum into search tree */
 void *
-tsearch (const void *vkey,    /* key to be located */
+tsearch (const void *vkey,  /* key to be located */
          void **vrootp,     /* address of tree root */
          int (*compar)(const void *, const void *))
 {
@@ -38,19 +38,19 @@ tsearch (const void *vkey,    /* key to be located */
   {   /* Knuth's T1: */
     int r;
 
-    if ((r = (*compar)(vkey, (*rootp)->key)) == 0)    /* T2: */
-      return *rootp;      /* we found it! */
+    if ((r = (*compar)(vkey, (*rootp)->key)) == 0) /* T2: */
+      return *rootp;                               /* we found it! */
 
     rootp = (r < 0) ?
             &(*rootp)->llink : /* T3: follow left branch */
             &(*rootp)->rlink; /* T4: follow right branch */
   }
 
-  q = malloc (sizeof(node_t));    /* T5: key not found */
+  q = malloc (sizeof(node_t)); /* T5: key not found */
   if (q)
-  {         /* make new node */
-    *rootp = q;       /* link new node to old */
-    q->key = vkey;      /* initialize new node */
+  {                            /* make new node */
+    *rootp = q;                /* link new node to old */
+    q->key = vkey;             /* initialize new node */
     q->llink = q->rlink = NULL;
   }
   return q;
@@ -73,8 +73,8 @@ tfind (const void *vkey,         /* key to be found */
   {     /* T1: */
     int r;
 
-    if ((r = (*compar)(vkey, (*rootp)->key)) == 0)    /* T2: */
-      return *rootp;      /* key found */
+    if ((r = (*compar)(vkey, (*rootp)->key)) == 0) /* T2: */
+      return *rootp;                               /* key found */
     rootp = (r < 0) ?
             &(*rootp)->llink : /* T3: follow left branch */
             &(*rootp)->rlink; /* T4: follow right branch */
@@ -112,17 +112,17 @@ tdelete (const void *__restrict vkey,
             &(*rootp)->llink : /* follow llink branch */
             &(*rootp)->rlink; /* follow rlink branch */
     if (*rootp == NULL)
-      return NULL;      /* key not found */
+      return NULL;                   /* key not found */
   }
-  r = (*rootp)->rlink;      /* D1: */
-  if ((q = (*rootp)->llink) == NULL)  /* Left NULL? */
+  r = (*rootp)->rlink;               /* D1: */
+  if ((q = (*rootp)->llink) == NULL) /* Left NULL? */
   {
     q = r;
   }
   else if (r != NULL)
   {       /* Right link is NULL? */
     if (r->llink == NULL)
-    {       /* D2: Find successor */
+    {     /* D2: Find successor */
       r->llink = q;
       q = r;
     }
@@ -135,7 +135,7 @@ tdelete (const void *__restrict vkey,
       q->rlink = (*rootp)->rlink;
     }
   }
-  free (*rootp);       /* D4: Free node */
+  free (*rootp);    /* D4: Free node */
   *rootp = q;       /* link parent to new node */
   return p;
 }
diff --git a/src/testcurl/https/test_empty_response.c 
b/src/testcurl/https/test_empty_response.c
index 8e1ef1a8..2cd159f9 100644
--- a/src/testcurl/https/test_empty_response.c
+++ b/src/testcurl/https/test_empty_response.c
@@ -49,7 +49,7 @@ ahc_echo (void *cls,
 {
   struct MHD_Response *response;
   enum MHD_Result ret;
-  (void) cls; (void) url; (void) method; (void) version;               /* 
Unused. Silent compiler warning. */
+  (void) cls; (void) url; (void) method; (void) version;             /* 
Unused. Silent compiler warning. */
   (void) upload_data; (void) upload_data_size; (void) unused;        /* 
Unused. Silent compiler warning. */
 
   response = MHD_create_response_from_buffer (0, NULL,
diff --git a/src/testcurl/https/test_https_get.c 
b/src/testcurl/https/test_https_get.c
index b8de81a9..ab0dd9cf 100644
--- a/src/testcurl/https/test_https_get.c
+++ b/src/testcurl/https/test_https_get.c
@@ -107,9 +107,9 @@ ahc_empty (void *cls,
   (void) cls;
   (void) url;
   (void) url;
-  (void) version;  /* Unused. Silent compiler warning. */
+  (void) version;          /* Unused. Silent compiler warning. */
   (void) upload_data;
-  (void) upload_data_size;     /* Unused. Silent compiler warning. */
+  (void) upload_data_size; /* Unused. Silent compiler warning. */
 
   if (0 != strcasecmp ("GET",
                        method))
diff --git a/src/testcurl/https/test_https_session_info.c 
b/src/testcurl/https/test_https_session_info.c
index f8b37cff..f80ea4cd 100644
--- a/src/testcurl/https/test_https_session_info.c
+++ b/src/testcurl/https/test_https_session_info.c
@@ -50,7 +50,7 @@ query_session_ahc (void *cls, struct MHD_Connection 
*connection,
   struct MHD_Response *response;
   enum MHD_Result ret;
   int gret;
-  (void) cls; (void) url; (void) method; (void) version;       /* Unused. 
Silent compiler warning. */
+  (void) cls; (void) url; (void) method; (void) version;   /* Unused. Silent 
compiler warning. */
   (void) upload_data; (void) upload_data_size;             /* Unused. Silent 
compiler warning. */
 
   if (NULL == *ptr)
diff --git a/src/testcurl/https/tls_test_common.c 
b/src/testcurl/https/tls_test_common.c
index 1d24c701..fc998317 100644
--- a/src/testcurl/https/tls_test_common.c
+++ b/src/testcurl/https/tls_test_common.c
@@ -189,7 +189,7 @@ http_ahc (void *cls,
   static int aptr;
   struct MHD_Response *response;
   enum MHD_Result ret;
-  (void) cls; (void) url; (void) version;            /* Unused. Silent 
compiler warning. */
+  (void) cls; (void) url; (void) version;          /* Unused. Silent compiler 
warning. */
   (void) upload_data; (void) upload_data_size;     /* Unused. Silent compiler 
warning. */
 
   if (0 != strcmp (method, MHD_HTTP_METHOD_GET))
diff --git a/src/testcurl/test_digestauth.c b/src/testcurl/test_digestauth.c
index 9b33eb9b..6a82c5a2 100644
--- a/src/testcurl/test_digestauth.c
+++ b/src/testcurl/test_digestauth.c
@@ -91,7 +91,7 @@ ahc_echo (void *cls,
   const char *password = "testpass";
   const char *realm = "test@example.com";
   enum MHD_Result ret;
-  (void) cls; (void) url;                          /* Unused. Silent compiler 
warning. */
+  (void) cls; (void) url;                         /* Unused. Silent compiler 
warning. */
   (void) method; (void) version; (void) upload_data; /* Unused. Silent 
compiler warning. */
   (void) upload_data_size; (void) unused;         /* Unused. Silent compiler 
warning. */
 
diff --git a/src/testcurl/test_digestauth_with_arguments.c 
b/src/testcurl/test_digestauth_with_arguments.c
index 70d5f644..3d90f0db 100644
--- a/src/testcurl/test_digestauth_with_arguments.c
+++ b/src/testcurl/test_digestauth_with_arguments.c
@@ -85,7 +85,7 @@ ahc_echo (void *cls,
   const char *password = "testpass";
   const char *realm = "test@example.com";
   enum MHD_Result ret;
-  (void) cls; (void) url;                          /* Unused. Silent compiler 
warning. */
+  (void) cls; (void) url;                         /* Unused. Silent compiler 
warning. */
   (void) method; (void) version; (void) upload_data; /* Unused. Silent 
compiler warning. */
   (void) upload_data_size; (void) unused;         /* Unused. Silent compiler 
warning. */
 
diff --git a/src/testcurl/test_get.c b/src/testcurl/test_get.c
index 91efdefd..964cfe5f 100644
--- a/src/testcurl/test_get.c
+++ b/src/testcurl/test_get.c
@@ -730,9 +730,9 @@ ahc_empty (void *cls,
   (void) cls;
   (void) url;
   (void) url;
-  (void) version;  /* Unused. Silent compiler warning. */
+  (void) version;          /* Unused. Silent compiler warning. */
   (void) upload_data;
-  (void) upload_data_size;     /* Unused. Silent compiler warning. */
+  (void) upload_data_size; /* Unused. Silent compiler warning. */
 
   if (0 != strcasecmp ("GET", method))
     return MHD_NO;              /* unexpected method */
diff --git a/src/testcurl/test_get_chunked.c b/src/testcurl/test_get_chunked.c
index aa60e2f8..cab4e1b5 100644
--- a/src/testcurl/test_get_chunked.c
+++ b/src/testcurl/test_get_chunked.c
@@ -121,7 +121,7 @@ ahc_echo (void *cls,
   enum MHD_Result ret;
 
   (void) url;
-  (void) version;                      /* Unused. Silent compiler warning. */
+  (void) version;              /* Unused. Silent compiler warning. */
   (void) upload_data;
   (void) upload_data_size;     /* Unused. Silent compiler warning. */
 
diff --git a/src/testcurl/test_get_empty.c b/src/testcurl/test_get_empty.c
index 79ce49e8..52718acb 100644
--- a/src/testcurl/test_get_empty.c
+++ b/src/testcurl/test_get_empty.c
@@ -687,9 +687,9 @@ ahc_empty (void *cls,
   (void) cls;
   (void) url;
   (void) url;
-  (void) version;  /* Unused. Silence compiler warning. */
+  (void) version;          /* Unused. Silence compiler warning. */
   (void) upload_data;
-  (void) upload_data_size;     /* Unused. Silent compiler warning. */
+  (void) upload_data_size; /* Unused. Silent compiler warning. */
 
   if (0 != strcasecmp ("GET", method))
     return MHD_NO;              /* unexpected method */
diff --git a/src/testcurl/test_post.c b/src/testcurl/test_post.c
index 675f8db6..d591ab8b 100644
--- a/src/testcurl/test_post.c
+++ b/src/testcurl/test_post.c
@@ -573,7 +573,7 @@ ahc_cancel (void *cls,
 {
   struct MHD_Response *response;
   enum MHD_Result ret;
-  (void) cls; (void) url; (void) version;            /* Unused. Silent 
compiler warning. */
+  (void) cls; (void) url; (void) version;          /* Unused. Silent compiler 
warning. */
   (void) upload_data; (void) upload_data_size;     /* Unused. Silent compiler 
warning. */
 
   if (0 != strcasecmp ("POST", method))
diff --git a/src/testcurl/test_post_loop.c b/src/testcurl/test_post_loop.c
index 0eaf2730..95e1a0f3 100644
--- a/src/testcurl/test_post_loop.c
+++ b/src/testcurl/test_post_loop.c
@@ -84,7 +84,7 @@ ahc_echo (void *cls,
   static int marker;
   struct MHD_Response *response;
   enum MHD_Result ret;
-  (void) cls; (void) url; (void) version;            /* Unused. Silent 
compiler warning. */
+  (void) cls; (void) url; (void) version;          /* Unused. Silent compiler 
warning. */
   (void) upload_data; (void) upload_data_size;     /* Unused. Silent compiler 
warning. */
 
   if (0 != strcmp ("POST", method))
diff --git a/src/testcurl/test_quiesce_stream.c 
b/src/testcurl/test_quiesce_stream.c
index 5a3e601e..f20ebcac 100644
--- a/src/testcurl/test_quiesce_stream.c
+++ b/src/testcurl/test_quiesce_stream.c
@@ -143,7 +143,7 @@ http_AccessHandlerCallback (void *cls,
                             void **con_cls)
 {
   enum MHD_Result ret;
-  (void) cls; (void) url;                          /* Unused. Silent compiler 
warning. */
+  (void) cls; (void) url;                        /* Unused. Silent compiler 
warning. */
   (void) method; (void) version; (void) upload_data; /* Unused. Silent 
compiler warning. */
   (void) upload_data_size;                       /* Unused. Silent compiler 
warning. */
 
diff --git a/src/testcurl/test_termination.c b/src/testcurl/test_termination.c
index 5541ae30..01c4bf59 100644
--- a/src/testcurl/test_termination.c
+++ b/src/testcurl/test_termination.c
@@ -57,7 +57,7 @@ connection_handler (void *cls,
                     void **ptr)
 {
   static int i;
-  (void) cls; (void) url;                          /* Unused. Silent compiler 
warning. */
+  (void) cls; (void) url;                        /* Unused. Silent compiler 
warning. */
   (void) method; (void) version; (void) upload_data; /* Unused. Silent 
compiler warning. */
   (void) upload_data_size;                       /* Unused. Silent compiler 
warning. */
 
diff --git a/src/testzzuf/test_get_chunked.c b/src/testzzuf/test_get_chunked.c
index 9a6536c0..ed974828 100644
--- a/src/testzzuf/test_get_chunked.c
+++ b/src/testzzuf/test_get_chunked.c
@@ -104,7 +104,7 @@ ahc_echo (void *cls,
   enum MHD_Result ret;
 
   (void) url;
-  (void) version;                      /* Unused. Silent compiler warning. */
+  (void) version;              /* Unused. Silent compiler warning. */
   (void) upload_data;
   (void) upload_data_size;     /* Unused. Silent compiler warning. */
 

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