[net.unix-wizards] Waiting for tty I/O to drain

mike%brl-vgr@sri-unix.UUCP (06/23/83)

From:      Mike Muuss <mike@brl-vgr>

The correct way to wait for output to drain on TTY lines is
with the SELECT system call, new for 4.2 BSD (actually, 4.1a and above).
		-Mike