Function FcbOpen

FcbOpen and FcbCreate Expects lpXfcb to point to a valid, unopened FCB, containing file name to open (create) Create will attempt to find the file name in the current directory, if found truncates setting file size to 0, otherwise if does not exist will create the new file; the FCB is filled in same as the open call. On any error returns FCB_ERROR On success returns FCB