Submitted By: Miklos Vajna <vmiklos@frugalware.org>
Description: Add DESTDIR support to Makefile to make distro's life easier.

diff -Naur bzr-svn-0.4.10.orig/bzr-svn-0.4.10/Makefile bzr-svn-0.4.10/Makefile
--- bzr-svn-0.4.10.orig/bzr-svn-0.4.10/Makefile	2008-05-12 01:33:21.000000000 +0200
+++ bzr-svn-0.4.10/Makefile	2008-08-02 23:56:12.000000000 +0200
@@ -7,6 +7,7 @@
 PYLINT ?= pylint
 RST2HTML ?= rst2html
 TESTS ?= svn
+DESTDIR ?=
 
 all:: build README.html FAQ.html AUTHORS.html
 
@@ -17,7 +18,11 @@
 	$(SETUP) build_ext --inplace
 
 install::
+ifneq ($(DESTDIR),)
+	$(SETUP) install --root $(DESTDIR)
+else
 	$(SETUP) install
+endif
 
 clean::
 	$(SETUP) clean