OP_BEGIN_LINE    1392 mbstring/oniguruma/regcomp.c   case ANCHOR_BEGIN_LINE:     r = add_opcode(reg, OP_BEGIN_LINE);     break;
OP_BEGIN_LINE    5507 mbstring/oniguruma/regcomp.c   { OP_BEGIN_LINE,          "begin-line",      ARG_NON },
OP_BEGIN_LINE    2181 mbstring/oniguruma/regexec.c     case OP_BEGIN_LINE:  STAT_OP_IN(OP_BEGIN_LINE);