Checking if your kit is complete... Looks good Writing Makefile for String::LCSS_XS Microsoft (R) Program Maintenance Utility Version 7.00.8882 Copyright (C) Microsoft Corp 1988-2000. All rights reserved. cp lib/String/LCSS_XS.pm blib\lib\String\LCSS_XS.pm D:\cpanrun\build\5-6-1\bin\perl.exe -Id:\cpanrun\build\5-6-1\lib -Id:\cpanrun\build\5-6-1\lib D:\cpanrun\build\5-6-1\lib\ExtUtils/xsubpp -typemap D:\cpanrun\build\5-6-1\lib\ExtUtils\typemap LCSS_XS.xs > LCSS_XS.xsc && D:\cpanrun\build\5-6-1\bin\perl.exe -Id:\cpanrun\build\5-6-1\lib -Id:\cpanrun\build\5-6-1\lib -MExtUtils::Command -e mv LCSS_XS.xsc LCSS_XS.c Please specify prototyping behavior for LCSS_XS.xs (see perlxs manual) cl -c -I. -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=\"0.1\" -DXS_VERSION=\"0.1\" -ID:\cpanrun\build\5-6-1\lib\CORE -I ../.. LCSS_XS.c LCSS_XS.c LCSS_XS.xs(27) : error C2143: syntax error : missing ';' before 'do' NMAKE : fatal error U1077: 'cl' : return code '0x2' Stop.