attempt to open that first before trying /dev/ttyC[0-7].
This makes X autoconfiguration a tad bit more intuitive on machines
with multiple SBus or UPA framebuffers, where wsdisplay0 isn't the
console. PCI framebuffers are still busted though.
ok matthieu@
- privilege separation
- some snprintf/strlc{at,py} conversions
- support for more architectures
- signal handler fixes
- default mouse wheel support in config tools
- sunmouse protocol
