cpanm (App::cpanminus) 1.7001 on perl 5.014002 built for MSWin32-x86-multi-thread Work directory is C:\Users\admin/.cpanm/work/1397134013.6864 You have make C:\Dwimperl\c\bin\dmake.exe You have LWP 6.03 You have C:\cygwin\bin\tar.exe, C:\cygwin\bin\gzip.exe and C:\cygwin\bin\bzip2.exe --> Working on . Entering C:/New folder/Cocoa-Skype-0.04 Checking configure dependencies from META.yml Checking if you have ExtUtils::MakeMaker 6.36 ... Yes (6.62) Checking if you have ExtUtils::ParseXS 2.21 ... Yes (3.05) Checking if you have Devel::PPPort 3.19 ... Yes (3.20) Configuring Cocoa-Skype-0.04 Running Makefile.PL OS unsupported at Makefile.PL line 5. -> N/A ! Configuring Cocoa-Skype-0.04 failed. See C:\Users\admin\.cpanm\work\1397134013.6864\build.log for details.