--- Makefile.in.orig	2011-10-22 01:48:30.000000000 +0900
+++ Makefile.in	2011-10-22 01:50:58.000000000 +0900
@@ -443,7 +443,7 @@
 
 install-exec-am:
 	@$(NORMAL_INSTALL)
-	$(MAKE) $(AM_MAKEFLAGS) install-exec-hook
+#	$(MAKE) $(AM_MAKEFLAGS) install-exec-hook
 install-html: install-html-am
 
 install-html-am: