compiler.h needs to define __must_check if not set

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

diff --git a/compiler.h b/compiler.h
index 8a3fe634899d57497f896ee6af890a51dd758168..72e84197584e1aa8872e2905bc70710989443416 100644 (file)
--- a/compiler.h
+++ b/compiler.h
@@ -9,4 +9,8 @@
 #error Compiler too old, need gcc at least gcc 3.x
 #endif
 
+#ifndef __must_check
+#define __must_check
+#endif
+
 #endif