C:\apps\Perl\dev\Win32-Screenshot-1.20>perl Makefile.PL Note (probably harmless): No library found for comctl32.lib Note (probably harmless): No library found for oldnames.lib Note (probably harmless): No library found for kernel32.lib Note (probably harmless): No library found for user32.lib Note (probably harmless): No library found for gdi32.lib Note (probably harmless): No library found for winspool.lib Note (probably harmless): No library found for comdlg32.lib Note (probably harmless): No library found for advapi32.lib Note (probably harmless): No library found for shell32.lib Note (probably harmless): No library found for ole32.lib Note (probably harmless): No library found for oleaut32.lib Note (probably harmless): No library found for netapi32.lib Note (probably harmless): No library found for uuid.lib Note (probably harmless): No library found for ws2_32.lib Note (probably harmless): No library found for mpr.lib Note (probably harmless): No library found for winmm.lib Note (probably harmless): No library found for version.lib Note (probably harmless): No library found for odbc32.lib Note (probably harmless): No library found for odbccp32.lib Note (probably harmless): No library found for msvcrt.lib Writing Makefile for Win32::Screenshot #### C:\apps\Perl\dev\Win32-Screenshot-1.20>nmake install Microsoft (R) Program Maintenance Utility Version 1.50 Copyright (c) Microsoft Corp 1988-94. All rights reserved. cl -c -I. -nologo -Gf -W3 -MD -Zi -DNDEBUG -O1 -DWIN32 -D_CONSOLE -DNO _STRICT -DHAVE_DES_FCRYPT -DNO_HASH_SEED -DPERL_IMPLICIT_CONTEXT -DPERL_IMPLICIT _SYS -DUSE_PERLIO -DPERL_MSVCRT_READFIX -MD -Zi -DNDEBUG -O1 -DVERSION=\"1.20 \" -DXS_VERSION=\"1.20\" "-IC:\apps\Perl\lib\CORE" Screenshot.c 'cl' is not recognized as an internal or external command, operable program or batch file. NMAKE : fatal error U1077: 'C:\WINDOWS\system32\cmd.exe' : return code '0x1' Stop.