PCR_DFREEQ
NI_WREG(NI_PCR, PCR_FREEQNE|PCR_DFREEQ|PCR_OWN);
insput(data, &fqb->nf_dforw, PCR_FREEQNE|PCR_DFREEQ|PCR_OWN);
NI_WREG(NI_PCR, PCR_FREEQNE | PCR_DFREEQ | PCR_OWN);
PCR_FREEQNE | PCR_DFREEQ | PCR_OWN);
#define PCR_CMDQ1 PCR_DFREEQ