This file initialises XPCE, the SWI-Prolog native GUI. XPCE is initialised only if it is detected.
The source-location of this file is packages/xpce/swipl/swipl-rc. It is
installed as <plbase>/<exe-base>.rc, where <exe-base> is swipl-win
to associate with the SWI-Prolog gui application on Windows and swipl
on Unix/X11 platforms.