Fix from est@hyperreal.org: missing initialize in 'find_defaults()'.

Lib/distutils/command/sdist.py

@@ -198,6 +198,7 @@ class sdist (Command):
         for fn in standards:
             if type (fn) is TupleType:
                 alts = fn
+                got_it = 0
                 for fn in alts:
                     if os.path.exists (fn):
                         got_it = 1