forward.c: no need for attribute_hidden, provided by prototype

Signed-off-by: Peter S. Mazinger <ps.m@gmx.net>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>

libpthread/linuxthreads/forward.c

@@ -26,7 +26,7 @@
 #include "internals.h"
 
 /* Pointers to the libc functions.  */
-struct pthread_functions __libc_pthread_functions attribute_hidden;
+struct pthread_functions __libc_pthread_functions;
 
 
 # define FORWARD2(name, rettype, decl, params, defaction) \