diff -Nru ghostscript-9.05~dfsg~20120202/debian/changelog ghostscript-9.05~dfsg~20120202/debian/changelog
--- ghostscript-9.05~dfsg~20120202/debian/changelog	2012-02-02 21:17:14.000000000 +0000
+++ ghostscript-9.05~dfsg~20120202/debian/changelog	2012-02-03 12:54:30.000000000 +0000
@@ -1,3 +1,11 @@
+ghostscript (9.05~dfsg~20120202-0ubuntu2) precise; urgency=low
+
+  * debian/rules: Force '-DGS_DEVS_SHARED_DIR=\"/usr/lib/ghostscript/9.05\"'
+    into the gcc command lines via CFLAGS, so that X11 display device support
+    works (LP: #925950).
+
+ -- Till Kamppeter <till.kamppeter@gmail.com>  Fri, 03 Feb 2012 13:54:15 +0100
+
 ghostscript (9.05~dfsg~20120202-0ubuntu1) precise; urgency=low
 
   * New upstream release
diff -Nru ghostscript-9.05~dfsg~20120202/debian/rules ghostscript-9.05~dfsg~20120202/debian/rules
--- ghostscript-9.05~dfsg~20120202/debian/rules	2012-01-25 22:51:16.000000000 +0000
+++ ghostscript-9.05~dfsg~20120202/debian/rules	2012-02-03 12:58:35.000000000 +0000
@@ -74,7 +74,8 @@
 gs_opts = SHARE_JPEG=1 SHARE_LIBPNG=1 SHARE_LIBTIFF=1 SHARE_ZLIB=1 SHARE_JBIG2=1 SHARE_JPX=1 SHARE_IJS=1 SHARE_EXPAT=1
 
 # FIXME: build without PIC for -dev package
-CFLAGS += -fPIC
+# Force in '-DGS_DEVS_SHARED -DGS_DEVS_SHARED_DIR=\"/usr/lib/ghostscript/9.05\"'
+CFLAGS += -fPIC -DGS_DEVS_SHARED -DGS_DEVS_SHARED_DIR=\\\"/usr/lib/ghostscript/9.05\\\"
 
 DEB_CONFIGURE_EXTRA_FLAGS = \
 	--with-ijs --with-jbig2dec --with-jasper --with-system-libtiff \