case 'A':
sets |= AUTOMATIC;
newautomatic = optarg[0] - '0';
if (newautomatic != 0 & newautomatic != 1)
if (newautomatic != 0 && newautomatic != 1)
errx(EX_USAGE, "Wrong value for -A. "
"Expecting 0 or 1, got: %s",
optarg);