--- doc/Makefile.am.orig	Wed Jan 31 20:25:42 2007
+++ doc/Makefile.am	Wed Jan 31 20:26:20 2007
@@ -32,7 +32,7 @@
 	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