Small warning fix + double inclusion protection (can always be useful

:) ).

svn-id: r4395

1 files changed, 5 insertions, 0 deletions

diff --git a/system.h b/system.h
index 5a8855d1fa..5f9d586480 100644
--- a/system.h
+++ b/system.h
@@ -20,6 +20,9 @@
  *
  */
 
+#ifndef _SYSTEM_H
+#define _SYSTEM_H
+
 /* Interface to what's below ScummVM */
 
 class OSystem {
@@ -178,3 +181,5 @@ enum {
 	GD_MAC,
 	GD_DC
 };
+
+#endif