:: s it possible one of the symbols in your enum has already been :: used in :: a #define somewhere? Hadn't thought of that, though I'm only using my own headers, unless the PIC header has an entry. Will check it out. Colin -- cdb, colin@btech-online.co.uk on 9/21/2009 Web presence: www.btech-online.co.uk Hosted by: www.1and1.co.uk/?k_id=7988359 -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist