[PATCH] Missing includes of errno.h

[Momchil Velikov]

Some files access ``errno'' and use error number symbols without
including <errno.h>

~velco

diff -rudpN libc/tags/initial/sysdeps/posix/readv.c 
libc/trunk/sysdeps/posix/readv.c
--- libc/tags/initial/sysdeps/posix/readv.c     Sun Nov 10 23:45:43 2002
+++ libc/trunk/sysdeps/posix/readv.c    Sun Nov 10 23:37:00 2002
@@ -23,6 +23,7 @@
 #include <stdbool.h>
 #include <sys/param.h>
 #include <sys/uio.h>
+#include <errno.h>
 
 /* Read data from file descriptor FD, and put the result in the
    buffers described by VECTOR, which is a vector of COUNT `struct iovec's.
@@ -46,7 +47,7 @@ __libc_readv (int fd, const struct iovec
       /* Check for ssize_t overflow.  */
       if (SSIZE_MAX - bytes < vector[i].iov_len)
        {
-         errno = EINVAL;
+         __set_errno (EINVAL);
          return -1;
        }
       bytes += vector[i].iov_len;
diff -rudpN libc/tags/initial/sysdeps/posix/writev.c 
libc/trunk/sysdeps/posix/writev.c
--- libc/tags/initial/sysdeps/posix/writev.c    Sun Nov 10 23:45:43 2002
+++ libc/trunk/sysdeps/posix/writev.c   Sun Nov 10 23:37:01 2002
@@ -23,6 +23,7 @@
 #include <stdbool.h>
 #include <sys/param.h>
 #include <sys/uio.h>
+#include <errno.h>
 
 /* Write data pointed by the buffers described by VECTOR, which
    is a vector of COUNT `struct iovec's, to file descriptor FD.
@@ -46,7 +47,7 @@ __libc_writev (int fd, const struct iove
       /* Check for ssize_t overflow.  */
       if (SSIZE_MAX - bytes < vector[i].iov_len)
        {
-         errno = EINVAL;
+         __set_errno (EINVAL);
          return -1;
        }
       bytes += vector[i].iov_len;