PCCSIG
cmd = PCCSIG;
runctl[0] = PCCSIG;
runctl[0] = PCCSIG;
*ctlp++ = PCCSIG;
long ctl = PCCSIG;
*ctlp++ = PCCSIG;
long ctl = PCCSIG;
case PCCSIG: /* clear current signal */
{ PCCSIG, 0, NULL, NULL },
case PCCSIG: /* clear current signal */
{ PCCSIG, 0, NULL, NULL },