Checking if your kit is complete... Looks good Writing Makefile for HTTPD::Bench::ApacheBench cp lib/HTTPD/Bench/ApacheBench/Run.pm blib\lib\HTTPD\Bench\ApacheBench\Run.pm cp lib/HTTPD/Bench/ApacheBench/Regression.pm blib\lib\HTTPD\Bench\ApacheBench\Regression.pm cp lib/HTTPD/Bench/ApacheBench.pm blib\lib\HTTPD\Bench\ApacheBench.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 ApacheBench.xs > ApacheBench.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 ApacheBench.xsc ApacheBench.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=\"0.62\" -DXS_VERSION=\"0.62\" -ID:\cpanrun\build\5-6-1\lib\CORE ApacheBench.c ApacheBench.c ApacheBench.xs(148) : fatal error C1083: Cannot open include file: 'sys/time.h': No such file or directory