--- doc/Makefile.am.orig	Sun Jan 28 16:30:42 2007
+++ doc/Makefile.am	Sun Jan 28 16:31:00 2007
@@ -28,7 +28,7 @@
 	rm -rf $(DESTDIR)@SIPX_DOCDIR@/@PACKAGE@
 	@INSTALL@ -d $(DESTDIR)@SIPX_DOCDIR@/@PACKAGE@
 	find @PACKAGE@ -type f -print \
-	| xargs -i% @INSTALL@ -m u=rw,go=r % $(DESTDIR)@SIPX_DOCDIR@/%
+	| xargs -I % @INSTALL@ -m u=rw,go=r % $(DESTDIR)@SIPX_DOCDIR@/%
 
 clean: clean-doc