[hurd, commited] htl: Fix __pthread_init_thread declaration and definition

[Samuel Thibault]

0e75c4a4634f ("hurd: Fix pthread_self() without libpthread") added a
declaration for ___pthread_init_thread instead of __pthread_init_thread,
and missed defining the external hidden symbol.
---
 sysdeps/mach/hurd/htl/pt-pthread_self.c | 1 +
 sysdeps/mach/hurd/htl/pt-sysdep.h       | 4 ++--
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/sysdeps/mach/hurd/htl/pt-pthread_self.c 
b/sysdeps/mach/hurd/htl/pt-pthread_self.c
index 08ef2e4956..d11d0ec676 100644
--- a/sysdeps/mach/hurd/htl/pt-pthread_self.c
+++ b/sysdeps/mach/hurd/htl/pt-pthread_self.c
@@ -24,6 +24,7 @@
 struct __pthread __pthread_init_thread = {
        .thread = 1,
 };
+libc_hidden_def (__pthread_init_thread)
 
 __thread struct __pthread *___pthread_self = &__pthread_init_thread;
 libc_hidden_tls_def (___pthread_self)
diff --git a/sysdeps/mach/hurd/htl/pt-sysdep.h 
b/sysdeps/mach/hurd/htl/pt-sysdep.h
index ef7f509611..8e94395be7 100644
--- a/sysdeps/mach/hurd/htl/pt-sysdep.h
+++ b/sysdeps/mach/hurd/htl/pt-sysdep.h
@@ -34,8 +34,8 @@
 
 extern __thread struct __pthread *___pthread_self;
 libc_hidden_tls_proto (___pthread_self)
-extern struct __pthread ___pthread_init_thread;
-libc_hidden_proto (___pthread_init_thread)
+extern struct __pthread __pthread_init_thread;
+libc_hidden_proto (__pthread_init_thread)
 
 #ifdef DEBUG
 #define _pthread_self()                                            \
-- 
2.43.0