MAGIC2            171 ext/ereg/regex/regcomp.c 	g->magic = MAGIC2;
MAGIC2            127 ext/ereg/regex/regexec.c 	if (preg->re_magic != MAGIC1 || g->magic != MAGIC2)
MAGIC2             23 ext/ereg/regex/regfree.c 	if (g == NULL || g->magic != MAGIC2)	/* oops again */