C:\>set PATH Path=D:\Perl\bin\;C:\WINNT\system32;C:\WINNT;C:\WINNT\System32\Wbem;C:\COREL50;C:\Program Files\SSH Communications Security\SSH Secure Shell ;C:\Program Files\Microsoft Visual Studio .NET\Vc7\bin;C:\Program Files\Common Files\Microsoft Shared\VSA\7.0\VsaEnv C:\>set LIB LIB=C:\Program Files\Microsoft Visual Studio .NET\FrameworkSDK\Lib\;d:\tools\cl\lib\ C:\>set INCLUDE INCLUDE=C:\Program Files\Microsoft Visual Studio .NET\FrameworkSDK\include\;d:\tools\cl\include\ C:\>cl hello.c Microsoft (R) 32-bit C/C++ Standard Compiler Version 13.00.9466 for 80x86 Copyright (C) Microsoft Corporation 1984-2001. All rights reserved. hello.c Microsoft (R) Incremental Linker Version 7.00.9466 Copyright (C) Microsoft Corporation. All rights reserved. /out:hello.exe hello.obj C:\>hello Hello World