[devel] Revise references to zlib/libpng license
diff --git a/pngmem.c b/pngmem.c
index e39d892..b2e2d8f 100644
--- a/pngmem.c
+++ b/pngmem.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
*
* This file provides a location for all memory allocation. Users who