Symbol: TB
sys/dev/raid/mfi/mfivar.h
327
TAILQ_HEAD(TB, mfi_cmd_tbolt) mfi_cmd_tbolt_tqh;
sys/kern/tty.c
150
O|BS, E|TB, E|NL, O|CC, E|VT, O|CR, O|CC, E|CC, /* bs - si */