RQ_QQ            2190 ext/mbstring/oniguruma/regparse.c   {RQ_DEL,  RQ_A,    RQ_A,   RQ_QQ,   RQ_AQ,   RQ_ASIS}, /* '?'  */
RQ_QQ            2222 ext/mbstring/oniguruma/regparse.c   case RQ_QQ: