Writing Makefile for JSON::DWIW

Microsoft (R) Program Maintenance Utility   Version 6.00.8168.0
Copyright (C) Microsoft Corp 1988-1998. All rights reserved.

cp lib/JSON/DWIW/Boolean.pm blib\lib\JSON/DWIW/Boolean.pm
cp lib/JSON/DWIW.pm blib\lib\JSON/DWIW.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 DWIW.xs > DWIW.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 DWIW.xsc DWIW.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=\"0.15\"  -DXS_VERSION=\"0.15\"  -ID:\cpanrun\build\5-6-1\lib\CORE  DWIW.c
DWIW.c
D:\cpanrun\build\5-6-1\lib\CORE\perl.h(441) : fatal error C1083: Cannot open include file: 'sys/types.h': No such file or directory
NMAKE : fatal error U1077: 'cl' : return code '0x2'
Stop.