Convert a pile of obvious "yes/no" functions to return bool.
diff --git a/Lib/getopt.py b/Lib/getopt.py
index f1dc7ac..91584fe 100644
--- a/Lib/getopt.py
+++ b/Lib/getopt.py
@@ -103,9 +103,9 @@
         raise GetoptError('option --%s not recognized' % opt, opt)
     # Is there an exact match?
     if opt in possibilities:
-        return 0, opt
+        return False, opt
     elif opt + '=' in possibilities:
-        return 1, opt
+        return True, opt
     # No exact match, so better be unique.
     if len(possibilities) > 1:
         # XXX since possibilities contains all valid continuations, might be