1 files changed, 1 insertions, 1 deletions
diff --git a/regex.c b/regex.c
index 6ca36d3b..8e046096 100644
--- a/regex.c
+++ b/regex.c
@@ -64,7 +64,7 @@
 #include "regex_internal.h"
 
 #include "regex_internal.c"
-#ifdef GAWK
+#ifndef HAVE_STDBOOL_H
 #define bool int
 #define true (1)
 #define false (0)