Add _REGEX_UTILS_H to avoid duplication.

a0fa7183 · Tatsuo Ishii · 74b0a18b · a0fa7183
Commit a0fa7183 authored Feb 22, 2001 by Tatsuo Ishii
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src/include/regex/utils.h src/include/regex/utils.h +5 -0

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--- a/src/include/regex/utils.h
+++ b/src/include/regex/utils.h
@@ -37,6 +37,9 @@
 *		@(#)utils.h		8.3 (Berkeley) 3/20/94
 */

+#ifndef _REGEX_UTILS_H
+#define _REGEX_UTILS_H
+
 #include <limits.h>

 /* utility definitions */
@@ -57,3 +60,5 @@ typedef unsigned char uch;
 #define NDEBUG					/* no assertions please */
 #endif
 #endif
+
+#endif	/* _REGEX_UTILS_H */