Hm... I just noticed that the 'file' utility does not make difference between Excel files and Word files - both are presented as "Microsoft Office Document". I'm out of suggestions but relying on the...
phatak_rajanm, can you tell us what exactly is the use case ?
Can you use the 'file' unix / linux application ?
For example, if I touch a file, as in : "touch test.xls" and pass it for processing...