log.h: add head file <stdarg.h>

libcg was compiled failed in suse sp2 with libc-2.11.3:
"include/libcgroup/log.h:90: error: expected declaration specifiers
or '...' before 'va_list'"

 so add #include <stdarg.h>

Signed-off-by: Libo Chen <libo.chen@huawei.com>
Acked-by: Dhaval Giani <dhaval.giani@gmail.com>
Acked-by: Ivana Hutarova Varekova <varekova@redhat.com>
Committer: Ivana Hutarova Varekova <varekova@redhat.com>

diff --git a/include/libcgroup/log.h b/include/libcgroup/log.h
index 70e5c18da9764752039ac156a8be03a56f0efdbe..0dd03b41dad1a294f95257e1f5cf635f6fb07bed 100644 (file)
--- a/include/libcgroup/log.h
+++ b/include/libcgroup/log.h
@@ -9,6 +9,8 @@
 #include <features.h>
 #endif
 
+#include <stdarg.h>
+
 __BEGIN_DECLS
 
 /**