taglinefilesource code
MSVR2_RTS1356drivers/char/stallion.cstl_setreg(portp, MSVR2, MSVR2_RTS);
MSVR2_RTS2180drivers/char/stallion.cmsvr2 = MSVR2_RTS;
MSVR2_RTS2222drivers/char/stallion.cportp->sigs |= (msvr2 & MSVR2_RTS) ? TIOCM_RTS : 0;