Old question, but this still comes up via Google - so since I've now got it working, here's how...
There are two solutions do this:
1. Run the Windows .exe under 'wine' under Linux, and pass it the -writehdrfile command line option e.g.
tim@ermintrude:~/Downloads$ wine O760-A16.exe -writehdrfile
tim@ermintrude:~/Downloads$ ls -al O760-A16.hdr
-rw-r--r-- 1 tim tim 3017988 Oct 7 09:21 O760-A16.hdr
n.b. if the windows executable is unable to write the file (e.g. permissions), you get an unhelpful "check command line arguments" error message.
The other is to use the extract_hdr utility as detailed here:
http://linux.dell.com/files/libsmbio.../bios_hdr.html
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