X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=compiler%2Fcompiler-gcc4.h;h=f136611dd20d596290d05d50802830d313805d19;hp=bb9cc7c555130676e85d2f9b1550fdebc53e9f3f;hb=67bf982340d95ca98098ea050b54b4c7adb116c0;hpb=317b95d07d4921d2594a1be6e014c9c2d062fe75

diff --git a/compiler/compiler-gcc4.h b/compiler/compiler-gcc4.h
index bb9cc7c5..f136611d 100644
--- a/compiler/compiler-gcc4.h
+++ b/compiler/compiler-gcc4.h
@@ -1,6 +1,8 @@
 #ifndef FIO_COMPILER_GCC4_H
 #define FIO_COMPILER_GCC4_H
 
+#ifndef __must_check
 #define __must_check		__attribute__((warn_unused_result))
+#endif
 
 #endif