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-rw-r--r--rts/sm/Scav.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/rts/sm/Scav.h b/rts/sm/Scav.h
index df774cd63d..10b9ffde40 100644
--- a/rts/sm/Scav.h
+++ b/rts/sm/Scav.h
@@ -11,6 +11,9 @@
*
* ---------------------------------------------------------------------------*/
+#ifndef SM_SCAV_H
+#define SM_SCAV_H
+
void scavenge_loop (void);
void scavenge_mutable_list (bdescr *bd, generation *gen);
void scavenge_capability_mut_lists (Capability *cap);
@@ -20,3 +23,6 @@ void scavenge_loop1 (void);
void scavenge_mutable_list1 (bdescr *bd, generation *gen);
void scavenge_capability_mut_Lists1 (Capability *cap);
#endif
+
+#endif /* SM_SCAV_H */
+