diff -BrauN nxcl.orig/doc/Makefile.am nxcl/doc/Makefile.am
--- nxcl.orig/doc/Makefile.am	2008-01-28 09:14:10.000000000 +0000
+++ nxcl/doc/Makefile.am	2008-01-28 13:52:52.000000000 +0000
@@ -2,7 +2,7 @@
 
 DOXYFILE = Doxyfile
 
-docdir = $(prefix)/doc/$(PACKAGE)-$(VERSION)
+docdir = $(datarootdir)/doc/$(PACKAGE)-$(VERSION)
 
 EXTRA_DIST = html