1/* utility definitions */
2#ifdef _POSIX2_RE_DUP_MAX
3#define	DUPMAX	_POSIX2_RE_DUP_MAX
4#else
5#define	DUPMAX	255
6#endif
7#define	INFINITY	(DUPMAX + 1)
8#define	NC		(CHAR_MAX - CHAR_MIN + 1)
9typedef unsigned char uch;
10
11/* switch off assertions (if not already off) if no REDEBUG */
12#ifndef REDEBUG
13#ifndef NDEBUG
14#define	NDEBUG	/* no assertions please */
15#endif
16#endif
17#include <assert.h>
18
19/* for old systems with bcopy() but no memmove() */
20#ifdef USEBCOPY
21#define	memmove(d, s, c)	bcopy(s, d, c)
22#endif
23