OP_END_BUF       1391 mbstring/oniguruma/regcomp.c   case ANCHOR_END_BUF:        r = add_opcode(reg, OP_END_BUF);        break;
OP_END_BUF       5506 mbstring/oniguruma/regcomp.c   { OP_END_BUF,             "end-buf",         ARG_NON },
OP_END_BUF       2174 mbstring/oniguruma/regexec.c     case OP_END_BUF:  STAT_OP_IN(OP_END_BUF);