copyw
(*(more > 0 ? copywR : copyw))(unddol + more + 1, unddol + 1,
copyw(dol + 1, a1, a2 - a1 + 1);
int copyw(), copywR();
copyw(truedol+1, zero+1, nlines);
(*(more>0 ? copywR : copyw))(savedol+1, dol+1, truedol-dol);
copyw(zero+1, truedol+1, nlines);