Microsoft Windows XP [Version 5.1.2600] (C) Copyright 1985-2001 Microsoft Corp. C:\_\tmp>perl -v This is perl 5, version 12, subversion 0 (v5.12.0) built for MSWin32-x86-multi-thread Copyright 1987-2010, Larry Wall Perl may be copied only under the terms of either the Artistic License or the GNU General Public License, which may be found in the Perl 5 source kit. Complete documentation for Perl, including FAQ lists, should be found on this system using "man perl" or "perldoc perl". If you have access to the Internet, point your browser at http://www.perl.org/, the Perl Home Page. C:\_\tmp>cpan cpan shell -- CPAN exploration and modules installation (v1.9456) Enter 'h' for help. cpan> install Math::GSL Fetching with LWP: http://cpan.strawberryperl.com/authors/01mailrc.txt.gz Fetching with LWP: http://cpan.strawberryperl.com/modules/02packages.details.txt.gz Fetching with LWP: http://cpan.strawberryperl.com/modules/03modlist.data.gz Database was generated on Tue, 02 Nov 2010 00:45:45 GMT Updating database file ... Gathering information from index files ... Obtaining current state of database ... Populating database tables ... Done! Running install for module 'Math::GSL' Running make for L/LE/LETO/Math-GSL-0.22.tar.gz Fetching with LWP: http://cpan.strawberryperl.com/authors/id/L/LE/LETO/Math-GSL-0.22.tar.gz Fetching with LWP: http://cpan.strawberryperl.com/authors/id/L/LE/LETO/CHECKSUMS Checksum for C:\strawberry\cpan\sources\authors\id\L\LE\LETO\Math-GSL-0.22.tar.gz ok Scanning cache C:\strawberry\cpan\build for sizes ............................................................................DONE ---- Unsatisfied dependencies detected during ---- ---- LETO/Math-GSL-0.22.tar.gz ---- ExtUtils::PkgConfig [build_requires] Running make test Make had some problems, won't test Delayed until after prerequisites Running make install Make had some problems, won't install Delayed until after prerequisites Running install for module 'ExtUtils::PkgConfig' Running make for T/TS/TSCH/ExtUtils-PkgConfig-1.12.tar.gz Fetching with LWP: http://cpan.strawberryperl.com/authors/id/T/TS/TSCH/ExtUtils-PkgConfig-1.12.tar.gz Fetching with LWP: http://cpan.strawberryperl.com/authors/id/T/TS/TSCH/CHECKSUMS Checksum for C:\strawberry\cpan\sources\authors\id\T\TS\TSCH\ExtUtils-PkgConfig-1.12.tar.gz ok CPAN.pm: Going to build T/TS/TSCH/ExtUtils-PkgConfig-1.12.tar.gz 'pkg-config' is not recognized as an internal or external command, operable program or batch file. *** *** ExtUtils::PkgConfig requires the pkg-config utility, but it doesn't *** seem to be in your PATH. Is it correctly installed? *** PATH=C:\strawberry\c\bin;C:\strawberry\c\i686-w64-mingw32\bin;C:\strawberry\perl\site\bin;C:\strawberry\perl\bin;C:\Perl\site\bin;C:\Pe rl\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\Program Files\Universal Extractor\bin;C:\Program Files\QuickTime\QTSystem\ *** No 'Makefile' created TSCH/ExtUtils-PkgConfig-1.12.tar.gz C:\strawberry\perl\bin\perl.exe Makefile.PL -- NOT OK Running make test Make had some problems, won't test Running make install Make had some problems, won't install Running make for L/LE/LETO/Math-GSL-0.22.tar.gz Warning: Prerequisite 'ExtUtils::PkgConfig => 1.03' for 'LETO/Math-GSL-0.22.tar.gz' failed when processing 'TSCH/ExtUtils-PkgConfig-1.12.tar .gz' with 'writemakefile => NO -- No 'Makefile' created '. Continuing, but chances to succeed are limited. CPAN.pm: Going to build L/LE/LETO/Math-GSL-0.22.tar.gz ExtUtils::PkgConfig is currently needed to find GSL for the compilation of this module. It may be bundled with Math::GSL in the future. No 'Build' created LETO/Math-GSL-0.22.tar.gz C:\strawberry\perl\bin\perl.exe Build.PL -- NOT OK Running Build test Make had some problems, won't test Running Build install Make had some problems, won't install Failed during this command: TSCH/ExtUtils-PkgConfig-1.12.tar.gz : writemakefile NO -- No 'Makefile' created LETO/Math-GSL-0.22.tar.gz : writemakefile NO -- No 'Build' created cpan>