--- lib/gs_init.ps.orig	Sat Jan 22 13:15:37 2005
+++ lib/gs_init.ps	Sat Jan 22 13:15:05 2005
@@ -119,6 +119,7 @@
 currentdict /NOFONTPATH known   /NOFONTPATH exch def
 currentdict /NOGC known   /NOGC exch def
 currentdict /NOINTERPOLATE .knownget { /INTERPOLATE exch not def } if
+currentdict /NOMEDIAATTRS known /NOMEDIAATTRS exch def
 currentdict /NOPAGEPROMPT known   /NOPAGEPROMPT exch def
 currentdict /NOPAUSE known   /NOPAUSE exch def
 currentdict /NOPLATFONTS known   /NOPLATFONTS exch def
@@ -1274,7 +1275,7 @@
 % 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>
@@ -1883,3 +1884,7 @@
 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