diff --git a/poky/bitbake/lib/bb/build.py b/poky/bitbake/lib/bb/build.py
index 7571421..dae42ac 100644
--- a/poky/bitbake/lib/bb/build.py
+++ b/poky/bitbake/lib/bb/build.py
@@ -1,5 +1,3 @@
-# ex:ts=4:sw=4:sts=4:et
-# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
 #
 # BitBake 'Build' implementation
 #
@@ -10,18 +8,7 @@
 #
 # Based on Gentoo's portage.py.
 #
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+# SPDX-License-Identifier: GPL-2.0-only
 #
 # Based on functions from the base bb module, Copyright 2003 Holger Schurig
 
@@ -408,6 +395,8 @@
                     bb.plain(value)
                 elif cmd == 'bbnote':
                     bb.note(value)
+                elif cmd == 'bbverbnote':
+                    bb.verbnote(value)
                 elif cmd == 'bbwarn':
                     bb.warn(value)
                 elif cmd == 'bberror':
@@ -815,6 +804,9 @@
         task_deps['parents'][task] = []
         if 'deps' in flags:
             for dep in flags['deps']:
+                # Check and warn for "addtask task after foo" while foo does not exist
+                #if not dep in tasklist:
+                #    bb.warn('%s: dependent task %s for %s does not exist' % (d.getVar('PN'), dep, task))
                 dep = d.expand(dep)
                 task_deps['parents'][task].append(dep)