sqnum
square[num_good++] = sqnum(op->sqr);
square[num_good++] = sqnum(op->sqr);
printsq(sqnum(op->sqr), TRUE);
sqr = sqnum(sqp);
add_list(pn, &(tp->prop_list), sqnum(op->sqr));
putchar('\t'), printsq(sqnum(op->sqr), TRUE);
add_list(to->trader, &(pl_to->own_list), sqnum(op->sqr));
del_list(from->trader, &(pl_fr->own_list), sqnum(op->sqr));