free_self         749 ext/mbstring/oniguruma/oniguruma.h void onig_region_free P_((OnigRegion* region, int free_self));
free_self         248 ext/mbstring/oniguruma/regexec.c onig_region_free(OnigRegion* r, int free_self)
free_self         259 ext/mbstring/oniguruma/regexec.c     if (free_self) xfree(r);