Link compiled bootsect.S directly into mkfatimage* instead of using
hex. Get rid of things that are overwritten in bootsect.S; I can't find
anything left (C) Peter Norton.


git-svn-id: https://dosemu.svn.sourceforge.net/svnroot/dosemu/trunk@1624 7758b857-130e-0410-ab9c-d8735a528d18