remove reference to obsolete Makefile.vc
diff --git a/src/Makefile.am b/src/Makefile.am
index 74ab423..34a5786 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -43,5 +43,4 @@
 	test_streams
 
 EXTRA_DIST = \
-	Makefile.lite \
-	Makefile.vc
+	Makefile.lite