Checking if your kit is complete... Looks good Checking if your kit is complete... Looks good Writing Makefile for Boost::Graph::Directed Checking if your kit is complete... Looks good Writing Makefile for Boost::Graph::Undirected Writing Makefile for Boost::Graph Microsoft (R) Program Maintenance Utility Version 6.00.8168.0 Copyright (C) Microsoft Corp 1988-1998. All rights reserved. cp Graph.pm blib\lib\Boost\Graph.pm nmake -f Makefile all -nologo cp Directed.pm ..\blib\lib\Boost\Graph\Directed.pm C:\cpanrun\build\5-10-0\bin\perl.exe C:\cpanrun\build\5-10-0\lib\ExtUtils\xsubpp -C++ -typemap C:\cpanrun\build\5-10-0\lib\ExtUtils\typemap -typemap perlobject.map -typemap typemap Directed.xs > Directed.xsc && C:\cpanrun\build\5-10-0\bin\perl.exe -MExtUtils::Command -e mv Directed.xsc Directed.c Please specify prototyping behavior for Directed.xs (see perlxs manual) g++ -O -c -I. -I../include -I../include/boost -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=\"1.1\" -DXS_VERSION=\"1.1\" "-IC:\cpanrun\build\5-10-0\lib\CORE" Directed.c 'g++' is not recognized as an internal or external command, operable program or batch file. NMAKE : fatal error U1077: 'g++' : return code '0x1' Stop. NMAKE : fatal error U1077: 'C:\PROGRA~1\MICROS~3\VC98\BIN\nmake.exe' : return code '0x2' Stop.