D:\Perl\temp\Crypt-SSLeay-0.45>nmake

Microsoft (R) Program Maintenance Utility   Version 1.50
Copyright (c) Microsoft Corp 1988-94. All rights reserved.

cp lib/Crypt/SSLeay/X509.pm blib\lib\Crypt/SSLeay/X509.pm
cp lib/Net/SSL.pm blib\lib\Net/SSL.pm
cp SSLeay.pm blib\lib\Crypt\SSLeay.pm
cp lib/Crypt/SSLeay/Conn.pm blib\lib\Crypt/SSLeay/Conn.pm
cp lib/Crypt/SSLeay/CTX.pm blib\lib\Crypt/SSLeay/CTX.pm
cp lib/Crypt/SSLeay/MainContext.pm blib\lib\Crypt/SSLeay/MainContext.pm
cp lib/Crypt/SSLeay/Err.pm blib\lib\Crypt/SSLeay/Err.pm
        cl -c  -ID:\Perl\OpenSSL\include -ID:\Perl\OpenSSL\inc32  -nologo -Gf -W
3 -MD -DNDEBUG -O1 -DWIN32 -D_CONSOLE -DNO_STRICT -DHAVE_DES_FCRYPT -DPERL_IMPLI
CIT_CONTEXT -DPERL_IMPLICIT_SYS -DUSE_PERLIO -DPERL_MSVCRT_READFIX -MD -DNDEBUG
-O1    -DVERSION=\"0.45\"  -DXS_VERSION=\"0.45\"  "-ID:\Perl\lib\CORE"   SSLeay.
c
'cl' is not recognized as an internal or external command,
operable program or batch file.
NMAKE : fatal error U1077: 'C:\WINXP\system32\cmd.exe' : return code '0x1'
Stop.