onig_region_resize  755 ext/mbstring/oniguruma/oniguruma.h int onig_region_resize P_((OnigRegion* region, int n));
onig_region_resize  206 ext/mbstring/oniguruma/regexec.c   r = onig_region_resize(region, n);
onig_region_resize  218 ext/mbstring/oniguruma/regexec.c     int r = onig_region_resize(region, at + 1);