If you would like to build several different sets of servers or server(s) with a various sets of drivers then you should follow this procedure:
xc/programs/Xserver/hw/xfree86/drivers).
host.def to specify which servers you
wish to build.  Also, change the driver lists to suit your needs.
xc/programs/Xserver, run:
	make Makefile
	make Makefiles
	make includes
	make depend
	make