diff -Nru fftw-2.1.2/doc/fftw.texi fftw-2.1.2.new/doc/fftw.texi
--- fftw-2.1.2/doc/fftw.texi	Tue May 18 19:52:44 1999
+++ fftw-2.1.2.new/doc/fftw.texi	Thu Aug  5 14:59:25 1999
@@ -71,6 +71,15 @@
 approved by the Free Software Foundation.
 @end titlepage
 
+@ifinfo
+@format
+@dircategory Libraries:
+@direntry
+* fftw: (fftw).				Fast Fourier Transform library
+@end direntry
+@end format
+@end ifinfo
+
 @node    Top, Introduction, (dir), (dir)
 @ifinfo
 @top FFTW User Manual