tttthhuupp() -- Terminal-Device Routine

#iinncclluuddee <ssyyss/ttttyy.hh>
vvooiidd
tttthhuupp(_t_p)
TTTTYY *_t_p;

tttthhuupp()  flags loss  of carrier,  flushes  the tty  queues, then  sends the
hangup signal to every process in the tty process group.

_S_e_e _A_l_s_o
tteerrmmiinnaall-ddeevviiccee rroouuttiinneess
