diff -Nru ppp-2.4.4.orig/pppd/plugins/pppoatm/Makefile.linux ppp-2.4.4/pppd/plugins/pppoatm/Makefile.linux
--- ppp-2.4.4.orig/pppd/plugins/pppoatm/Makefile.linux	2006-06-28 17:19:31.000000000 +0200
+++ ppp-2.4.4/pppd/plugins/pppoatm/Makefile.linux	2006-06-28 17:53:14.000000000 +0200
@@ -6,7 +6,7 @@
 
 #***********************************************************************
 
-DESTDIR = @DESTDIR@
+DESTDIR = $(INSTROOT)@DESTDIR@
 LIBDIR = $(DESTDIR)/lib/pppd/$(VERSION)
 
 VERSION = $(shell awk -F '"' '/VERSION/ { print $$2; }' ../../patchlevel.h)