# on 'doze..
# This is perl, v5.8.6 built for MSWin32-x86-multi-thread
perl -le "use Digest::MD5 ('md5_base64'); print md5_base64(<>);" perl.exe
hoHYr/QOR7z7Pre69QdMOg

D:\perl\bin>ftp tivprehub1
Connected to tivprehub1.
<snip>
230 User ******* logged in.
ftp> bin
200 Type set to I.
ftp> put perl.exe
200 PORT command successful.
150 Opening data connection for perl.exe.
226 Transfer complete.
41033 bytes sent in 0.33 seconds (124.72 Kbytes/sec)
ftp> bye
221 Goodbye.

# *nix
# This is perl, v5.8.0 built for aix-thread-multi
nph>perl -le'use Digest::MD5 ("md5_base64"); print md5_base64(<>);' perl.exe
+QpV/tbZNRzK5aIPqc18tQ

# now I gzip the exe at both ends...

# 'doze
perl -le "use Digest::MD5 ('md5_base64'); print md5_base64(<>);" perl.exe.gz
QinlhnAssDofoVV07khg1g

# *nix
nph>perl -le'use Digest::MD5 ("md5_base64"); print md5_base64(<>);' perl.exe.gz
QinlhnAssDofoVV07khg1g