* Makefile.am, configure.ac: Add test for various forms of times() and
getrusage().
* psxgetrusage01/.cvsignore, psxgetrusage01/Makefile.am,
psxgetrusage01/init.c, psxgetrusage01/psxgetrusage01.doc,
psxgetrusage01/psxgetrusage01.scn, psxtimes01/.cvsignore,
psxtimes01/Makefile.am, psxtimes01/init.c, psxtimes01/psxtimes01.doc,
psxtimes01/psxtimes01.scn: New files.