diff -urN viking-1.2.1.old/configure.ac viking-1.2.1/configure.ac
--- viking-1.2.1.old/configure.ac	2011-06-17 21:44:31.920086938 +0200
+++ viking-1.2.1/configure.ac	2011-06-17 21:44:43.574941232 +0200
@@ -344,9 +344,6 @@
                  doc/Makefile
                  doc/examples/Makefile
                  doc/dev/Makefile])
-if test x$enable_gtk_doc = xyes; then
-AC_CONFIG_FILES([doc/reference/Makefile])
-fi
 AC_OUTPUT([
 	   viking.spec
 	   ])