Microsoft (R) Program Maintenance Utility Version 7.00.8882 Copyright (C) Microsoft Corp 1988-2000. All rights reserved. cp lib/Devel/WeakRef.pm blib\lib\Devel/WeakRef.pm C:\cpanrun-5.8\build\5-8-0\bin\perl.exe C:\cpanrun-5.8\build\5-8-0\lib\ExtUtils/xsubpp -typemap C:\cpanrun-5.8\build\5-8-0\lib\ExtUtils\typemap WeakRef.xs > WeakRef.xsc && C:\cpanrun-5.8\build\5-8-0\bin\perl.exe -MExtUtils::Command -e mv WeakRef.xsc WeakRef.c Please specify prototyping behavior for WeakRef.xs (see perlxs manual) cl -c -nologo -Gf -W3 -MD -Zi -DNDEBUG -O1 -DWIN32 -D_CONSOLE -DNO_STRICT -DHAVE_DES_FCRYPT -DPERL_IMPLICIT_CONTEXT -DPERL_IMPLICIT_SYS -DUSE_PERLIO -DPERL_MSVCRT_READFIX -MD -Zi -DNDEBUG -O1 -DVERSION=\"0.003\" -DXS_VERSION=\"0.003\" "-IC:\cpanrun-5.8\build\5-8-0\lib\CORE" WeakRef.c WeakRef.c WeakRef.xs(42) : warning C4113: 'int (__cdecl *)(struct sv *,struct magic *)' differs in parameter lists from 'int (__cdecl *)(struct interpreter *,struct sv *,struct magic *)' WeakRef.xs(54) : warning C4113: 'int (__cdecl *)(struct sv *,struct magic *)' differs in parameter lists from 'int (__cdecl *)(struct interpreter *,struct sv *,struct magic *)' WeakRef.xs(54) : warning C4113: 'int (__cdecl *)(struct sv *,struct magic *)' differs in parameter lists from 'int (__cdecl *)(struct interpreter *,struct sv *,struct magic *)' WeakRef.xs(119) : error C2065: 'sv_undef' : undeclared identifier WeakRef.xs(119) : warning C4133: 'function' : incompatible types - from 'int *' to 'struct sv *' NMAKE : fatal error U1077: 'cl' : return code '0x2' Stop.