FR_BLOCK
IPFY_BLOCK { fr->fr_flags = FR_BLOCK; }
ifs->ifs_fr_pass = FR_BLOCK|FR_NOMATCH;
passt |= FR_BLOCK|FR_QUICK;
pass |= FR_BLOCK;
pass |= FR_BLOCK;
pass = FR_BLOCK|FR_NOMATCH;
pass = FR_BLOCK;
pass |= FR_BLOCK;
case FR_BLOCK :
pass |= FR_BLOCK;
pass = FR_BLOCK;
ifs->ifs_fr_pass = FR_BLOCK|FR_NOMATCH;
ifs->ifs_frblock.fr_flags = FR_BLOCK|FR_INQUE; /* block in */
*passp |= FR_BLOCK;
*passp = FR_BLOCK;
*passp = FR_BLOCK;
*passp = FR_BLOCK;
*passp = FR_BLOCK;
#define FR_ISBLOCK(x) (((x) & FR_CMDMASK) == FR_BLOCK)