utils/macros.h: Define missing fallback for `NORETURN'.

diff --git a/utils/macros.h b/utils/macros.h
index 8f9f49e..181f2f7 100644 (file)
--- a/utils/macros.h
+++ b/utils/macros.h
@@ -180,6 +180,10 @@
 #  define SCANF_LIKE(fmtix, argix)
 #endif
 
+#ifndef NORETURN
+#  define NORETURN
+#endif
+
 #ifndef IGNORABLE
 #  define IGNORABLE
 #endif