[LTP] [PATCH] safe_macros: Include errno.h.

[Vinson Lee <vlee@twitter.com>]

Fix build regression introduced by commit
d6a1f25137b0ac8704bd08cc4bc8af01cceaca0e.

This patch fixes this build error on Ubuntu 11.10.
safe_macros.c: In function ‘safe_strtol’:
safe_macros.c:349:2: error: ‘errno’ undeclared (first use in this
function)
safe_macros.c:349:2: note: each undeclared identifier is reported only
once for each function it appears in
safe_macros.c:351:16: error: ‘ERANGE’ undeclared (first use in this
function)

Signed-off-by: Vinson Lee <vlee@twitter.com>
---
 lib/safe_macros.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/lib/safe_macros.c b/lib/safe_macros.c
index 4c8cbb7..31df0fd 100644
--- a/lib/safe_macros.c
+++ b/lib/safe_macros.c
@@ -2,6 +2,7 @@
 #include <sys/mman.h>
 #include <sys/resource.h>
 #include <sys/stat.h>
+#include <errno.h>
 #include <fcntl.h>
 #include <libgen.h>
 #include <limits.h>
-- 
1.7.5.4


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