commit 186fe877f3df0b84d57dfbf0386f6332c6aa69bc
Author: Florian Weimer <fweimer@redhat.com>
Date:   Thu Apr 14 12:53:03 2016 +0200

    malloc: Add missing internal_function attributes on function definitions
    
    Fixes build on i386 after commit 29d794863cd6e03115d3670707cc873a9965ba92.

Index: b/malloc/arena.c
===================================================================
--- a/malloc/arena.c
+++ b/malloc/arena.c
@@ -144,6 +144,7 @@ int __malloc_initialized = -1;
    subsystem.  */
 
 void
+internal_function
 __malloc_fork_lock_parent (void)
 {
   if (__malloc_initialized < 1)
@@ -163,6 +164,7 @@ __malloc_fork_lock_parent (void)
 }
 
 void
+internal_function
 __malloc_fork_unlock_parent (void)
 {
   if (__malloc_initialized < 1)
@@ -179,6 +181,7 @@ __malloc_fork_unlock_parent (void)
 }
 
 void
+internal_function
 __malloc_fork_unlock_child (void)
 {
   if (__malloc_initialized < 1)