Index: safekill.c
==================================================================
--- safekill.c
+++ safekill.c
@@ -1,5 +1,11 @@
+/* [ʞ] safekill.c <c.hale.su/lexi/util>
+ *  -  lexi hale  <lexi@hale.su>
+ * a utility to make it harder to accidentally nuke
+ * important windows from i3 or whatever.
+ * released under affero general public license */
+
 #include <X11/Xlib.h>
 #include <X11/Xutil.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>