1 files changed, 1 insertions, 0 deletions
diff --git a/ipc/sem.c b/ipc/sem.c
index 7c4d0de44..5a48748a2 100644
--- a/ipc/sem.c
+++ b/ipc/sem.c
@@ -52,6 +52,7 @@
  * /proc/sysvipc/sem support (c) 1999 Dragos Acostachioaie <dragos@iname.com>
  */
 
+#include <linux/config.h>
 #include <linux/malloc.h>
 #include <linux/smp_lock.h>
 #include <linux/init.h>