Checking if your kit is complete... Warning: prerequisite Language::Prolog::Types failed to load: Can't locate Language/Prolog/Types.pm in @INC (@INC contains: /home/cpanrun/depot/main/Apps/CPAN_Run/lib /home/cpanrun/build/5.6.1/lib/5.6.1/i686-linux-thread-multi /home/cpanrun/build/5.6.1/lib/5.6.1 /home/cpanrun/build/5.6.1/lib/site_perl/5.6.1/i686-linux-thread-multi /home/cpanrun/build/5.6.1/lib/site_perl/5.6.1 /home/cpanrun/build/5.6.1/lib/site_perl .) at (eval 6) line 3. Looks good Writing Makefile for Language::XSB::Config Warning: prerequisite Language::Prolog::Types failed to load: Can't locate Language/Prolog/Types.pm in @INC (@INC contains: /home/cpanrun/depot/main/Apps/CPAN_Run/lib /home/cpanrun/build/5.6.1/lib/5.6.1/i686-linux-thread-multi /home/cpanrun/build/5.6.1/lib/5.6.1 /home/cpanrun/build/5.6.1/lib/site_perl/5.6.1/i686-linux-thread-multi /home/cpanrun/build/5.6.1/lib/site_perl/5.6.1 /home/cpanrun/build/5.6.1/lib/site_perl .) at (eval 85) line 3. 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/build/5.6.1/bin/perl -I../blib/arch -I../blib/lib -I/home/cpanrun/build/5.6.1/lib/5.6.1/i686-linux-thread-multi -I/home/cpanrun/build/5.6.1/lib/5.6.1 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