How to unpack dos lzexe packed exe?

[BlackWhite]

Originally Posted by jonwil

I have an exe file (16 bit dos) that seems to be packed with lzexe.
When I run unlzexe on it I get this:

but all I get as output is a zero byte file named the same as my exe but called .exeNEW instead of .exe

How can I unpack this exe (which btw does work just fine in DosBOXs)? (I want to throw it into IDA to reverse engineer some things)

There is an old tool called CUP386 which can be used to decompress
your exe automatically.