101 	struct range old;  member
468 		(*dd)[i].old.from = a;  in readin()
469 		(*dd)[i].old.to = b;  in readin()
475 		(*dd)[i].old.from = (*dd)[i-1].old.to;  in readin()
554 			d1->old.from, d1->old.to,  in merge()
556 			d2->old.from, d2->old.to,  in merge()
565 				change(1, &d1->old, 0);  in merge()
578 				change(2, &d2->old, 0);  in merge()
590 			d1[1].old.from = d1->old.from;  in merge()
598 			d2[1].old.from = d2->old.from;  in merge()
605 			dpl = duplicate(&d1->old,&d2->old);  in merge()
615 				change(1, &d1->old, dpl);  in merge()
616 				change(2, &d2->old, 0);  in merge()
617 				d3 = d1->old.to > d1->old.from ? d1 : d2;  in merge()
631 			d2->old.from -= d2->new.from-d1->new.from;  in merge()
634 			d1->old.from -= d1->new.from-d2->new.from;  in merge()
638 			d2->old.to += d1->new.to - d2->new.to;  in merge()
641 			d1->old.to += d2->new.to - d1->new.to;  in merge()
782 	de[j].old.from = diff->old.from;  in edit()
783 	de[j].old.to = diff->old.to;  in edit()
798 			prange(&de[n].old);  in edscript()
800 			diff_output("%da\n=======\n", de[n].old.to -1);  in edscript()
821 			diff_output("%da\n%s\n.\n", de[n].old.from - 1, f1mark);  in edscript()