In addition, you must have libXpm version 4.7 (or newer; 4.8 rumoured
to work).
+To use the thesaurus, you will need to install libAikSaurus, available
+from :
+
+ http://aiken.clan11.com/aiksaurus/
+
You will also probably need GNU m4 (perhaps installed as gm4).
libXpm can be found at: