[devel] Revise references to zlib/libpng license
diff --git a/pngset.c b/pngset.c
index 50821f3..592a402 100644
--- a/pngset.c
+++ b/pngset.c
@@ -7,7 +7,7 @@
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
*
* 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
*
* The functions here are used during reads to store data from the file