175     char *xx,*yy;  in compare_values()  local
176     double dx = strtod(x,&xx), dy = strtod(y,&yy);  in compare_values()
181     if (x==xx) return y==yy ? 0 : -1;  in compare_values()
201     char *xx,*yy;  in compare_values()  local
203     xx = strptime(x,"%b",&thyme);  in compare_values()
206     if (!xx) return !yy ? 0 : -1;  in compare_values()
215         long long xx = strtoll(x, &x, 10), yy = strtoll(y, &y, 10);  in compare_values()  local
217         if (xx<yy) return -1;  in compare_values()
218         if (xx>yy) return 1;  in compare_values()
220         char xx = *x ? *x : x[-1], yy = *y ? *y : y[-1];  in compare_values()  local
223         if (xx != yy) {  in compare_values()
224           if (xx<yy && !strstart(&y, "-rc") && !strstart(&y, "-pre")) return -1;  in compare_values()
247   char *x, *y, *xx = *(char **)xarg, *yy = *(char **)yarg;  in compare_keys()  local
255     x = get_key_data(xx, key, flags);  in compare_keys()
262     if (x != xx) free(x);  in compare_keys()
272     retval = strcmp(xx, yy);  in compare_keys()