--- DevIL/DevIL/docs/DevIL_manual.texi.orig	2017-01-02 01:03:56.000000000 +0100
+++ DevIL/DevIL/docs/DevIL_manual.texi	2017-05-13 18:12:42.425455619 +0200
@@ -24,6 +24,11 @@
 A copy of the license is included in the section entitled ``GNU Free Documentation License''.
 @end copying
 
+@dircategory Libraries:
+@direntry
+* DevIL: (DevIL_manual).		Developer's Image Library
+@end direntry
+
 @titlepage
 @title Developer's Image Library manual
 @sp 1