refs = typeRealloc(int *, (size_t) LINES, refs);
for (y = last_y + 1; y < LINES; y++) {
refs[y] = typeMalloc(int, (size_t) COLS);
refs = typeRealloc(int *, (size_t) LINES, refs);
for (y = last_y + 1; y < LINES; y++) {
refs[y] = typeMalloc(int, (size_t) COLS);