PRO_SPECIAL
{"cli", PRO_SPECIAL, 0, CLI, 0},
{"npro", PRO_SPECIAL, 0, IGN, 0},
{"st", PRO_SPECIAL, 0, STDIN, 0},
if (p->p_type != PRO_SPECIAL)
case PRO_SPECIAL:
{"T", PRO_SPECIAL, 0, KEY, 0},
{"U", PRO_SPECIAL, 0, KEY_FILE, 0},
{"-version", PRO_SPECIAL, 0, VERSION, 0},
{"P", PRO_SPECIAL, 0, IGN, 0},