[git commit master] include unistd.h for smallint

[Bernhard Reutner-Fischer]

commit: http://git.uclibc.org/uClibc/commit/?id=df9130a0dc1c9e3553fcfee68bb8a809e4f4a458
branch: http://git.uclibc.org/uClibc/commit/?id=refs/heads/master

Signed-off-by: Yoshinori Sato <ysato at users.sourceforge.jp>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop at gmail.com>
---
 libc/signal/sigwait.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/libc/signal/sigwait.c b/libc/signal/sigwait.c
index 6bca1b1..d0421f3 100644
--- a/libc/signal/sigwait.c
+++ b/libc/signal/sigwait.c
@@ -21,6 +21,7 @@
 #include <errno.h>
 #include <signal.h>
 #include <string.h>
+#include <unistd.h>
 
 #if defined __UCLIBC_HAS_REALTIME__
 
-- 
1.6.3.3