NUM_RBUFFS
if (rcv_buff == NUM_RBUFFS)
for (rcv_buff = 0; rcv_buff < NUM_RBUFFS; rcv_buff++) {
} rcv[NUM_RBUFFS];
for (index = 0; index < NUM_RBUFFS; index++) {
if (index < (NUM_RBUFFS - 1) ) {
} else if (index == (NUM_RBUFFS -1) ) {