prev_options     1419 ext/mbstring/php_mbregex.c static void _php_mb_regex_set_options(OnigOptionType options, OnigSyntaxType *syntax, OnigOptionType *prev_options, OnigSyntaxType **prev_syntax TSRMLS_DC) 
prev_options     1421 ext/mbstring/php_mbregex.c 	if (prev_options != NULL) {
prev_options     1422 ext/mbstring/php_mbregex.c 		*prev_options = MBREX(regex_default_options);