use common sigthread.h

NPTL build did not use the correct bits/sigthread.h, use a common version
avoiding this.

Signed-off-by: Peter S. Mazinger <ps.m@gmx.net>

libc/sysdeps/linux/common/bits/sigthread.h

@@ -1,5 +1,5 @@
 /* Signal handling function for threaded programs.
-   Copyright (C) 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
+   Copyright (C) 1998, 1999, 2000, 2002, 2009 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -35,4 +35,10 @@ extern int pthread_sigmask (int __how,
 /* Send signal SIGNO to the given thread. */
 extern int pthread_kill (pthread_t __threadid, int __signo) __THROW;
 
+#if defined __USE_GNU && defined __UCLIBC_HAS_THREADS_NATIVE__
+/* Queue signal and data to a thread.  */
+extern int pthread_sigqueue (pthread_t __threadid, int __signo,
+			     const union sigval __value) __THROW;
+#endif
+
 #endif	/* bits/sigthread.h */

libpthread/nptl/sysdeps/pthread/bits/sigthread.h

@@ -1,44 +0,0 @@
-/* Signal handling function for threaded programs.
-   Copyright (C) 1998, 1999, 2000, 2002, 2009 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of the
-   License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
-
-#ifndef _BITS_SIGTHREAD_H
-#define _BITS_SIGTHREAD_H	1
-
-#if !defined _SIGNAL_H && !defined _PTHREAD_H
-# error "Never include this file directly.  Use <pthread.h> instead"
-#endif
-
-/* Functions for handling signals. */
-
-/* Modify the signal mask for the calling thread.  The arguments have
-   the same meaning as for sigprocmask(2). */
-extern int pthread_sigmask (int __how,
-			    __const __sigset_t *__restrict __newmask,
-			    __sigset_t *__restrict __oldmask)__THROW;
-
-/* Send signal SIGNO to the given thread. */
-extern int pthread_kill (pthread_t __threadid, int __signo) __THROW;
-
-#ifdef __USE_GNU
-/* Queue signal and data to a thread.  */
-extern int pthread_sigqueue (pthread_t __threadid, int __signo,
-			     const union sigval __value) __THROW;
-#endif
-
-#endif	/* bits/sigthread.h */