cpan> look Win32::CLR
Running look for module 'Win32::CLR'

Trying to open a subshell in the build directory...
Working directory is C:\strawberry\cpan\build\Win32-CLR-0.03-PE7tQm
Microsoft Windows [Version 6.1.7601]
Copyright (c) 2009 Microsoft Corporation. Alle Rechte vorbehalten.

C:\strawberry\cpan\build\Win32-CLR-0.03-PE7tQm>perl Makefile.pl
Compilation with gcc is not supported at Makefile.pl line 20.
Visual C++ 2005 or later is required at Makefile.pl line 25.
Compilation stop at Makefile.pl line 30.

C:\strawberry\cpan\build\Win32-CLR-0.03-PE7tQm>