Note (probably harmless): No library found for '-Writing Makefile for Crypt::OpenSSL::PKCS12 rem rem cp PKCS12.pm blib\lib\Crypt\OpenSSL\PKCS12.pm D:\cpanrun\build\5-6-1\bin\perl.exe "-Iinc" -Id:\cpanrun\build\5-6-1\NMAKE : fatal error U1077: 'cl' : return code '0x2' Stop. \cpanrun\build\5-6-1\lib\ExtUtils\typemap -typemap typemap PKCS12.xs > PKCS12.xsc && D:\cpanrun\build\5-6-1\bin\perl.exe "-Iinc" -Id:\cpanrun\build\5-6-1\lib -MExtUtils::Command -e mv PKCS12.xsc PKCS12.c cl -c -nologo -O1 -MD -Zi -DNDEBUG -DWIN32 -D_CONSOLE -DNO_STRICT -DHAVE_DES_FCRYPT -DPERL_IMPLICIT_CONTEXT -DPERL_IMPLICIT_SYS -DPERL_MSVCRT_READFIX -O1 -MD -Zi -DNDEBUG -DVERSION=\"0.3\" -DXS_VERSION=\"0.3\" -ID:\cpanrun\build\5-6-1\lib\CORE PKCS12.c PKCS12.c PKCS12.xs(5) : fatal error C1083: Cannot open include file: 'openssl/crypto.h': No such file or directory