Symbol: MSG_FBLOCKING
sys/kern/uipc_syscalls.c
813
if ((flags & (MSG_FNONBLOCKING|MSG_FBLOCKING)) == 0) {
sys/kern/uipc_syscalls.c
996
if (flags == NULL || (*flags & (MSG_FNONBLOCKING|MSG_FBLOCKING)) == 0) {
sys/net/ipfw3_basic/ip_fw3_sync.c
196
flags = MSG_FBLOCKING;