Added Makefile.dist

CVS-INFO

@@ -8,6 +8,8 @@ CHANGES.0     contains ancient changes.
 memanalyze.pl is for analyzing the output generated by curl if -DMALLOCDEBUG
               is used when compiling
 
+Makefile.dist is included as the root Makefile in distribution archives
+
 perl/         is a subdirectory with various perl scripts
 
 To build after having extracted everything from CVS, do this: