108 static void change(int i, struct range *rold, int dup);
115 static int edit(struct diff *diff, int dup, int j);
279 	int dup;  in merge()  local
339 			dup = duplicate(&d1->old, &d2->old);  in merge()
345 				separate(dup?"3":"");  in merge()
346 				change(1, &d1->old, dup);  in merge()
351 				j = edit(d1, dup, j);  in merge()
396 change(int i, struct range *rold, int dup)  in change()  argument
401 	if (dup)  in change()
515 edit(struct diff *diff, int dup, int j)  in edit()  argument
517 	if (((dup+1)&eflag) == 0)  in edit()
520 	overlap[j] = !dup;  in edit()
521 	if (!dup) overlapcnt++;  in edit()