ONIGERR_UNDEFINED_BYTECODE 63 ext/mbstring/oniguruma/regerror.c case ONIGERR_UNDEFINED_BYTECODE: ONIGERR_UNDEFINED_BYTECODE 2732 ext/mbstring/oniguruma/regexec.c return ONIGERR_UNDEFINED_BYTECODE; ONIGERR_UNDEFINED_BYTECODE 66 ext/mbstring/oniguruma/regposix.c { ONIGERR_UNDEFINED_BYTECODE, REG_EONIG_INTERNAL },