Using a CrystalFontz model 634 serial-attached display
under OpenBSD/i386, the display is initialized but no
There are two issues to be addressed -- changes to how
the device is opened and ioctls used, and also
HAVE_CFMAKERAW must not be defined for
CrystalFontz serial LCD to function under OpenBSD/i386.
The attached patch address the open() and ioctl() calls,
and (less elegantly) forcibly undef's
HAVE_CFMAKERAW. It'd be more appropriate to adjust
configure to not define it initially?