XNOAUTOZIP can be used to disable the zipping of large 
files before splitting..

Example

XNOAUTOZIP

getsize 20000
getpart 3
get http://www.ictp.trieste.it/~www4mail

The above example will send only part 3 (60000 - 80000 byte range)
of the above document..

SEE ALSO
help getsize
help getpart

NOTES: It can be used to get parts of text documents in
text form.