xinit command would look like so:
		xinit -- vt00
To be able to run XF86Setup, you must at least create /dev/vt01. Otherwise XF86Setup won't start.
/usr/X11R6/lib:/usr/openwin/lib:/usr/dt/lib.  
Including /usr/X11R6/lib in your 
LD_LIBRARY_PATH is probably not necessary, however it doesn't hurt. :)
Including /usr/openwin/lib in the LD_LIBRARY_PATH is 
recommended 
because some Sun supplied binaries were not compiled with LD_RUN_PATH 
set properly at compile time.
Motif and CDE applications may require /usr/dt/lib in your
LD_LIBRARY_PATH too.
/usr/X11R6/lib/X11/etc/XdmConf.svr4 into a temporary 
directory. The README file tells where 
the individual files need to 
be installed.  Be sure to read through each file and make any 
site-specific changes that you need.