[Feature][T106]ZXW P56U09 code

Only Configure: Yes
Affected branch: master
Affected module: unknow
Is it affected on both ZXIC and MTK: only ZXIC
Self-test: No
Doc Update: No

Change-Id: I3cbd8b420271eb20c2b40ebe5c78f83059cd42f3
diff --git a/ap/libc/glibc/glibc-2.23/sysdeps/pthread/bits/sigthread.h b/ap/libc/glibc/glibc-2.23/sysdeps/pthread/bits/sigthread.h
new file mode 100644
index 0000000..32ef1a9
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.23/sysdeps/pthread/bits/sigthread.h
@@ -0,0 +1,43 @@
+/* Signal handling function for threaded programs.
+   Copyright (C) 1998-2016 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, see <http://www.gnu.org/licenses/>.  */
+
+#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 */