[devel] Revise references to zlib/libpng license
diff --git a/scripts/makefile.openbsd b/scripts/makefile.openbsd
index 60901ff..f5dc4f5 100644
--- a/scripts/makefile.openbsd
+++ b/scripts/makefile.openbsd
@@ -3,7 +3,7 @@
 # Copyright (C) 2007-2008 Glenn Randers-Pehrson
 #
 # This code is released under the zlib/libpng license.
-# For conditions of distribution and use, see copyright notice, disclaimer,
+# For conditions of distribution and use, see the disclaimer
 # and license in png.h
 
 PREFIX?= /usr/local