* Added --with-sim-gpu2=<path> option for linking SCEI's GPU2 library with

* Added --with-sim-gpu2=<path> option for linking SCEI's GPU2 library with
  the stand-alone executable.

[in ChangeLog.sky:]

	* sky-gpuif.c (call_gs): Call properly into GPU2 library if
 	configured --with-sim-gpu2.  Use SKY_GPU2_REFRESH symbol as
 	placeholder for future GPU2-refresh policy.

[in ChangeLog:]

	* Makefile.in (MIPS_EXTRA_LIBS, SIM_EXTRA_LIBS): Added
 	configurable settings for stand-alone simulator.

start-sanitize-sky
	* configure.in: Added --with-sim-gpu2 option to specify path of
 	sky GPU2 library.  Triggers -DSKY_GPU2 for sky-gpuif.c, and
 	links/compiles stand-alone simulator with this library.

	* interp.c (MEM_SIZE): Increased default sky memory size to 16MB.
end-sanitize-sky

	* configure.in: Added X11 search, just in case.

	* configure: Regenerated.