Commita0fa718

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Add _REGEX_UTILS_H to avoid duplication.

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Original file line number	Diff line number	Diff line change
`@@ -37,6 +37,9 @@`
`37`	`37`	`*@(#)utils.h8.3 (Berkeley) 3/20/94`
`38`	`38`	`*/`
`39`	`39`
	`40`	`+#ifndef_REGEX_UTILS_H`
	`41`	`+#define_REGEX_UTILS_H`
	`42`	`+`
`40`	`43`	`#include<limits.h>`
`41`	`44`
`42`	`45`	`/* utility definitions */`
`@@ -57,3 +60,5 @@ typedef unsigned char uch;`
`57`	`60`	`#defineNDEBUG/* no assertions please */`
`58`	`61`	`#endif`
`59`	`62`	`#endif`
	`63`	`+`
	`64`	`+#endif/* _REGEX_UTILS_H */`

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