attr: fixed to not use the cross-compiled libtool

The libtool we build in toolchain stage should be sufficient.

base/attr/attr.conf

@@ -2,7 +2,7 @@
 # This copyright note is auto-generated by ./scripts/Create-CopyPatch.
 #
 # Filename: package/.../attr/attr.conf
-# Copyright (C) 2007 - 2013 The OpenSDE Project
+# Copyright (C) 2007 - 2014 The OpenSDE Project
 # Copyright (C) 2004 - 2006 The T2 SDE Project
 # Copyright (C) 1998 - 2003 Clifford Wolf
 #
@@ -32,7 +32,3 @@ var_append flistrfilter '|' ".*:.*/man/.*"
 # install missing .la file
 hook_add inmake 9 "cp -av libattr/libattr.la $root$libdir/; sed -i 's,installed=no,installed=yes,' $root$libdir/libattr.la"
 
-if atstage cross; then
-	pkgprefix -t libtool
-	var_append configcache ' ' "ac_cv_path_LIBTOOL=$root$( pkgprefix bindir libtool )/libtool"
-fi