Checking if your kit is complete... Looks good Note (probably harmless): No library found for -lopie Writing Makefile for Authen::OPIE Microsoft (R) Program Maintenance Utility Version 6.00.8168.0 Copyright (C) Microsoft Corp 1988-1998. All rights reserved. cp OPIE.pm blib\lib\Authen\OPIE.pm AutoSplitting blib\lib\Authen\OPIE.pm (blib\lib\auto\Authen\OPIE) C:\cpanrun\build\5-10-0\bin\perl.exe C:\cpanrun\build\5-10-0\lib\ExtUtils\xsubpp -typemap C:\cpanrun\build\5-10-0\lib\ExtUtils\typemap OPIE.xs > OPIE.xsc && C:\cpanrun\build\5-10-0\bin\perl.exe -MExtUtils::Command -e mv OPIE.xsc OPIE.c Please specify prototyping behavior for OPIE.xs (see perlxs manual) cl -c -I/usr/local/opie/include -nologo -GF -W3 -MD -Zi -DNDEBUG -O1 -DWIN32 -D_CONSOLE -DNO_STRICT -DHAVE_DES_FCRYPT -DUSE_SITECUSTOMIZE -DPRIVLIB_LAST_IN_INC -DPERL_IMPLICIT_CONTEXT -DPERL_IMPLICIT_SYS -DUSE_PERLIO -DPERL_MSVCRT_READFIX -MD -Zi -DNDEBUG -O1 -DVERSION=\"1.00\" -DXS_VERSION=\"1.00\" "-IC:\cpanrun\build\5-10-0\lib\CORE" OPIE.c OPIE.c OPIE.xs(5) : fatal error C1083: Cannot open include file: 'opie.h': No such file or directory NMAKE : fatal error U1077: 'cl' : return code '0x2' Stop.