LinkageMapELF: remove unused imports
diff --git a/man/make.conf.5 b/man/make.conf.5
index 067f706..b894cdd 100644
--- a/man/make.conf.5
+++ b/man/make.conf.5
@@ -1,4 +1,4 @@
-.TH "MAKE.CONF" "5" "Apr 2011" "Portage VERSION" "Portage"
+.TH "MAKE.CONF" "5" "May 2011" "Portage VERSION" "Portage"
 .SH "NAME"
 make.conf \- custom settings for Portage
 .SH "SYNOPSIS"
diff --git a/pym/portage/util/_dyn_libs/LinkageMapELF.py b/pym/portage/util/_dyn_libs/LinkageMapELF.py
index 56e6e0c..fe86a7a 100644
--- a/pym/portage/util/_dyn_libs/LinkageMapELF.py
+++ b/pym/portage/util/_dyn_libs/LinkageMapELF.py
@@ -1,4 +1,4 @@
-# Copyright 1998-2010 Gentoo Foundation
+# Copyright 1998-2011 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
 
 import errno
@@ -13,8 +13,6 @@
 from portage.cache.mappings import slot_dict_class
 from portage.exception import CommandNotFound
 from portage.localization import _
-from portage.locks import lockdir
-from portage.locks import unlockdir
 from portage.util import getlibpaths
 from portage.util import grabfile
 from portage.util import normalize_path
diff --git a/pym/portage/util/_dyn_libs/PreservedLibsRegistry.py b/pym/portage/util/_dyn_libs/PreservedLibsRegistry.py
index 838cbaa..602cf87 100644
--- a/pym/portage/util/_dyn_libs/PreservedLibsRegistry.py
+++ b/pym/portage/util/_dyn_libs/PreservedLibsRegistry.py
@@ -1,4 +1,4 @@
-# Copyright 1998-2010 Gentoo Foundation
+# Copyright 1998-2011 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
 
 import errno