--- /dev/null
+--- sane-backends-1.0.19/acinclude.m4.orig 2008-05-30 20:34:04.620337000 +0200
++++ sane-backends-1.0.19/acinclude.m4 2008-05-30 20:37:47.481036362 +0200
+@@ -322,16 +322,6 @@
+ [use the specified group for lock dir @<:@default=uucp@:>@]),
+ [LOCKPATH_GROUP="$withval"]
+ )
+- # check if the group does exist
+- lasterror=""
+- touch sanetest.file
+- chgrp $LOCKPATH_GROUP sanetest.file 2>/dev/null || lasterror=$?
+- rm -f sanetest.file
+- if test ! -z "$lasterror"; then
+- AC_MSG_WARN([Group $LOCKPATH_GROUP does not exist on this system.])
+- AC_MSG_WARN([Locking feature will be disabled.])
+- use_locking=no
+- fi
+ fi
+ if test $use_locking = yes ; then
+ INSTALL_LOCKPATH=install-lockpath
+--- sane-backends-1.0.20/backend/Makefile.am~ 2010-01-19 23:59:26.081372025 +0100
++++ sane-backends-1.0.20/backend/Makefile.am 2010-01-20 00:02:20.477725218 +0100
+@@ -137,7 +137,7 @@
+ done
+
+ install-lockpath:
+- $(mkinstalldirs) -m 775 -g $(LOCKPATH_GROUP) $(DESTDIR)$(locksanedir)
++ $(mkinstalldirs) -m 775 $(DESTDIR)$(locksanedir)
+
+ uninstall-hook:
+ rm -rf $(DESTDIR)$(libdir)/sane $(DESTDIR)$(configdir) $(DESTDIR)$(locksanedir)