Checking if your kit is complete...
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Writing Makefile for Language::XSB::Config
Writing Makefile for Language::XSB::Base
Writing Makefile for Language::XSB::Register
Writing Makefile for Language::XSB::xsblib
Writing Makefile for Language::XSB
cp XSB.pm blib/lib/Language/XSB.pm
make[1]: Entering directory `/home/cpanrun/depot/main/contrib-patched/perl/CPAN/src/Language-XSB/Config'
/home/cpanrun/ia64/build/5.8.2/bin/perl "-I../blib/arch" "-I../blib/lib" Config.pm.PL Config.pm
inspecting XSB configuration...
****************************************************
unable to inspect XSB configuration. Be sure
that the 'xsb' program is in your command PATH.
****************************************************
make[1]: *** [Config.pm] Error 2
make[1]: Leaving directory `/home/cpanrun/depot/main/contrib-patched/perl/CPAN/src/Language-XSB/Config'
make: *** [subdirs] Error 2