--- Makefile.in.orig	2007-08-06 05:54:24.000000000 +0800
+++ Makefile.in	2014-07-04 10:44:22.506228799 +0800
@@ -13,9 +13,9 @@
 
 LIBS	=	@LIBS@
 
-GRASSTABLES_DIR = @prefix@/share/gdal/grass
+GRASSTABLES_DIR = $(DESTDIR)@prefix@/share/gdal/grass
 
-AUTOLOAD_DIR	=	@AUTOLOAD_DIR@
+AUTOLOAD_DIR	=	$(DESTDIR)@AUTOLOAD_DIR@
 
 GLIBNAME =	gdal_GRASS.so
 OLIBNAME =	ogr_GRASS.so