Replace ChanType.sepfds with Channel.bidir_fd This handles the case where a svrchansess has separate FDs for nopty, but a single FD for pty mode. The use of sepfds was also previously incorrect for X11 and agent forwarding

#!/bin/sh

EXITCODE=0

# #ifdef instead of #if
grep '#ifdef DROPBEAR' -I *.c *.h && EXITCODE=1

exit $EXITCODE