be more careful when checking if a file is an rrdfile

[rrdtool-all.git] / program / src / gdpng.c

diff --git a/program/src/gdpng.c b/program/src/gdpng.c
index 24c659131c9d9cc9ec31c91ece447001ebcb8714..03086bb23884180dee8b332a7a82d7d098c103b5 100644 (file)
--- a/program/src/gdpng.c
+++ b/program/src/gdpng.c
@@ -1,5 +1,5 @@
 /*****************************************************************************
- * RRDtool 1.1.x  Copyright Tobias Oetiker, 1997 - 2002
+ * RRDtool 1.2.9  Copyright by Tobi Oetiker, 1997-2005
  *****************************************************************************
  * gdpng.c  add PNG output routine to gd library
  *****************************************************************************/