diff -puN Makefile.orig Makefile
--- Makefile.orig	2004-12-09 00:08:43.000000000 +0100
+++ Makefile	2004-12-08 23:59:34.000000000 +0100
@@ -788,7 +788,9 @@ depmod_opts	:= -b $(INSTALL_MOD_PATH) -r
 endif
 .PHONY: _modinst_post
 _modinst_post: _modinst_
+ifeq ([ uname -m ],$(ARCH))
 	if [ -r System.map ]; then $(DEPMOD) -ae -F System.map $(depmod_opts) $(KERNELRELEASE); fi
+endif
 
 else # CONFIG_MODULES