ONIG_SYNTAX_PERL   81 ext/mbstring/oniguruma/onigcmpt200.h #define REG_SYNTAX_PERL            ONIG_SYNTAX_PERL
ONIG_SYNTAX_PERL  380 ext/mbstring/php_mbregex.c 	} else if (syntax == ONIG_SYNTAX_PERL) {
ONIG_SYNTAX_PERL  462 ext/mbstring/php_mbregex.c 					*syntax = ONIG_SYNTAX_PERL;