ONIG_SYN_OP2_ESC_K_NAMED_BACKREF   46 ext/mbstring/oniguruma/regparse.c       ONIG_SYN_OP2_QMARK_LT_NAMED_GROUP | ONIG_SYN_OP2_ESC_K_NAMED_BACKREF |
ONIG_SYN_OP2_ESC_K_NAMED_BACKREF 3454 ext/mbstring/oniguruma/regparse.c       if (IS_SYNTAX_OP2(syn, ONIG_SYN_OP2_ESC_K_NAMED_BACKREF)) {
ONIG_SYN_OP2_ESC_K_NAMED_BACKREF  203 ext/mbstring/oniguruma/regsyntax.c       ONIG_SYN_OP2_ESC_K_NAMED_BACKREF        |