C:\_32>ppm remove Math::GSL
Math-GSL: uninstalled

C:\_32>ppm install Math::GSL
Downloading ActiveState Package Repository packlist...done
Updating ActiveState Package Repository database...done
Downloading www.bribes.org packlist...not modified
Downloading bribes packlist...redirect
Downloading bribes packlist...done
Downloading trouchelle packlist...done
Updating trouchelle database...done
Downloading sisyphusion packlist...not modified
Downloading Math-GSL-0.22...done
Unpacking Math-GSL-0.22...done
Generating HTML for Math-GSL-0.22...done
Updating files in site area...done
Downloading Math-GSL-0.22 install script...done
Running Math-GSL-0.22 install script...Set up gcc environment - 3.4.5 (mingw spe
cial)
Proceed with installation? [yes]

A copy of the needed library libgsl-0.dll was found in
C:\_32\ap1202\bin\libgsl-0.dll. If this is compatible with the version used
to compile the Perl module, all that is needed to
complete the installation is to ensure
C:\_32\ap1202\bin\libgsl-0.dll is in your PATH environment variable.

Fetch libgsl-0.dll? [no]
Aborting download of libgsl-0.dll & libgslcblas-0.dll.
done
 158 files installed

C:\_32>perl -MMath::GSL -e "print $Math::GSL::VERSION"
0.22
C:\_32>