From 7049cfee24a745b918a6a55fe0e076c1ab75f563 Mon Sep 17 00:00:00 2001
From: "Peter S. Mazinger" <ps.m@gmx.net>
Date: Fri, 15 Apr 2011 19:33:47 +0200
Subject: signal: cleanup, include only headers that are needed

Signed-off-by: Peter S. Mazinger <ps.m@gmx.net>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
---
 libc/signal/sigwait.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

(limited to 'libc/signal/sigwait.c')

diff --git a/libc/signal/sigwait.c b/libc/signal/sigwait.c
index 634a18dc5..5e9c4275f 100644
--- a/libc/signal/sigwait.c
+++ b/libc/signal/sigwait.c
@@ -19,15 +19,15 @@
  * Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  * 02111-1307 USA.  */
 
-#include <errno.h>
+#define __need_NULL
+#include <stddef.h>
 #include <signal.h>
-#include <string.h>
-#include <unistd.h>
 
 #ifdef __UCLIBC_HAS_THREADS_NATIVE__
 # include <sysdep-cancel.h>
 
 # ifdef __NR_rt_sigtimedwait
+#  include <string.h>
 
 /* Return any pending signal or wait for one for the given time.  */
 static int do_sigwait(const sigset_t *set, int *sig)
@@ -104,6 +104,8 @@ int sigwait (const sigset_t *set, int *sig)
 }
 
 # else /* __UCLIBC_HAS_REALTIME__ */
+# include <errno.h>
+# include <unistd.h>	/* smallint */
 /* variant without REALTIME extensions */
 
 static smallint was_sig; /* obviously not thread-safe */
-- 
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