04-26-2017, 03:32 PM
I would suggest using readpst from the libpst utilites to convert it to mbox and then cat everything together and replace the spaces with newlines using sed (s/ /\n/g ) and then sort and uniq it.
http://www.five-ten-sg.com/libpst/[url=http://www.five-ten-sg.com/libpst/][/url]
http://www.five-ten-sg.com/libpst/[url=http://www.five-ten-sg.com/libpst/][/url]