FLDSIZE_Y
u_char field[FLDSIZE_X][FLDSIZE_Y];
if ((retval = calloc((FLDSIZE_X + 3), (FLDSIZE_Y + 2))) == NULL)
memset(field, 0, FLDSIZE_X * FLDSIZE_Y * sizeof(char));
y = FLDSIZE_Y / 2;
y = MINIMUM(y, FLDSIZE_Y - 1);
field[FLDSIZE_X / 2][FLDSIZE_Y / 2] = len - 1;
for (y = 0; y < FLDSIZE_Y; y++) {