Checking if your kit is complete... Looks good Writing Makefile for Devel::Arena Microsoft (R) Program Maintenance Utility Version 6.00.8168.0 Copyright (C) Microsoft Corp 1988-1998. All rights reserved. cp Arena.pm blib\lib\Devel\Arena.pm 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 Arena.xs > Arena.xsc && C:\cpanrun\build\5-10-0\bin\perl.exe -MExtUtils::Command -e mv Arena.xsc Arena.c cl -c -I. -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=\"0.23\" -DXS_VERSION=\"0.23\" "-IC:\cpanrun\build\5-10-0\lib\CORE" Arena.c Arena.c Arena.xs(207) : warning C4101: 'count' : unreferenced local variable Arena.xs(365) : error C2039: 'op_pmnext' : is not a member of 'pmop' C:\cpanrun\build\5-10-0\lib\CORE\op.h(306) : see declaration of 'pmop' Arena.xs(442) : error C2039: 'gp_file' : is not a member of 'gp' C:\cpanrun\build\5-10-0\lib\CORE\gv.h(11) : see declaration of 'gp' Arena.xs(493) : warning C4146: unary minus operator applied to unsigned type, result still unsigned sizes.inc(32) : error C2027: use of undefined type 'xpvbm' C:\cpanrun\build\5-10-0\lib\CORE\perl.h(2373) : see declaration of 'xpvbm' NMAKE : fatal error U1077: 'cl' : return code '0x2' Stop.