parg              578 ext/mbstring/php_mbregex.c _php_mb_regex_init_options(const char *parg, int narg, OnigOptionType *option, OnigSyntaxType **syntax, int *eval)
parg              586 ext/mbstring/php_mbregex.c 	if (parg != NULL) {
parg              589 ext/mbstring/php_mbregex.c 			c = parg[n++];