--- lib/gs_init.ps.orig	Fri Feb  1 12:25:45 2002
+++ lib/gs_init.ps	Sat Feb  9 01:42:10 2002
@@ -1274,7 +1274,7 @@
 % Set the default screen and BG/UCR.
 /.setdefaultbgucr {
   systemdict /setblackgeneration known {
-    { pop 0 } dup setblackgeneration setundercolorremoval
+    {} dup setblackgeneration setundercolorremoval
   } if
 } bind def
 /.useloresscreen {	% - .useloresscreen <bool>
@@ -1874,3 +1874,7 @@
 userdict /AGM_preserve_spots false put
 
 % The interpreter will run the initial procedure (start).
+
+% unofficial patch:
+% make it possible to print from within acroread pdf viewer
+/Default currenthalftone /Halftone defineresource pop