1 files changed, 5 insertions, 0 deletions
diff --git a/xbattext.c b/xbattext.c
index 66e29fe..382aed1 100644
--- a/xbattext.c
+++ b/xbattext.c
@@ -2,6 +2,11 @@
  *  This is a simple X11 program that displays the battery percentage
  *  on NetBSD.
  *
+ *  If you are curious about how it works, you can download the commented
+ *  version of the source code at the following address:
+ *
+ *     http://img.ankarstrom.se/xbattext.pdf
+ *
  *  It should be compiled with the following flags:
  *
  *     CFLAGS = -I/usr/X11R7/include -I/usr/pkg/include