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Diffstat (limited to 'db/mpool.h')
-rw-r--r--db/mpool.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/db/mpool.h b/db/mpool.h
index e533072a65..56f17f90db 100644
--- a/db/mpool.h
+++ b/db/mpool.h
@@ -33,6 +33,9 @@
* @(#)mpool.h 8.2 (Berkeley) 7/14/94
*/
+#ifndef _MPOOL_H
+#define _MPOOL_H 1
+
#include <sys/queue.h>
/*
@@ -105,3 +108,5 @@ int mpool_close __P((MPOOL *));
void mpool_stat __P((MPOOL *));
#endif
__END_DECLS
+
+#endif /* mpool.h */