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-rw-r--r--include/ulimit.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/ulimit.h b/include/ulimit.h
index c1523a1864..8dc51d5fb7 100644
--- a/include/ulimit.h
+++ b/include/ulimit.h
@@ -1,4 +1,6 @@
+#ifndef _ULIMIT_H
 #include <resource/ulimit.h>
 
 /* Now define the internal interfaces.  */
 extern long int __ulimit __P ((int __cmd, ...));
+#endif