ONIG_OPTION_OFF    60 ext/mbstring/oniguruma/onigcmpt200.h #define REG_OPTION_OFF                  ONIG_OPTION_OFF
ONIG_OPTION_OFF   148 ext/mbstring/oniguruma/regposix.c     ONIG_OPTION_OFF(options, ONIG_OPTION_SINGLELINE);