diff --git a/scripts/find_unused_symbols.sh b/scripts/find_unused_symbols.sh
index 1a6d93745ff51cdb8a382f8b6f82fbb4df7a71db..aa760188f74d9548da8dd1399cbd15772de0b162 100755
--- a/scripts/find_unused_symbols.sh
+++ b/scripts/find_unused_symbols.sh
@@ -30,7 +30,6 @@
 #   the United Nations Convention on Contracts on the International Sales of Goods.
 #
 
-options=$1
 WORKDIR=..
 OBJDIR=obj
 
@@ -65,7 +64,7 @@ while getopts ":ftnhd:" OPT; do
 done
 
 if [ $help -ne 0 ]; then
-    echo "Usage: $0 [-ftn]"
+    echo "Usage: $0 [-dftn]"
     echo " where"
     echo "       -d <dir>: set C-code dir (default: ${WORKDIR})"
     echo "       -f: functions only"
diff --git a/scripts/patch_code_headers.sh b/scripts/patch_code_headers.sh
new file mode 100755
index 0000000000000000000000000000000000000000..5fd18eaee7300788c38feb961bd413f11bb0b516
--- /dev/null
+++ b/scripts/patch_code_headers.sh
@@ -0,0 +1,155 @@
+#!/bin/bash
+
+#
+#   (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB,
+#   Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD.,
+#   Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange,
+#   Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other
+#   contributors to this repository. All Rights Reserved.
+#
+#   This software is protected by copyright law and by international treaties.
+#   The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB,
+#   Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD.,
+#   Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange,
+#   Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other
+#   contributors to this repository retain full ownership rights in their respective contributions in
+#   the software. This notice grants no license of any kind, including but not limited to patent
+#   license, nor is any license granted by implication, estoppel or otherwise.
+#
+#   Contributors are required to enter into the IVAS codec Public Collaboration agreement before making
+#   contributions.
+#
+#   This software is provided "AS IS", without any express or implied warranties. The software is in the
+#   development stage. It is intended exclusively for experts who have experience with such software and
+#   solely for the purpose of inspection. All implied warranties of non-infringement, merchantability
+#   and fitness for a particular purpose are hereby disclaimed and excluded.
+#
+#   Any dispute, controversy or claim arising under or in relation to providing this software shall be
+#   submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in
+#   accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and
+#   the United Nations Convention on Contracts on the International Sales of Goods.
+#
+
+WORKDIR=c-code
+
+help=0
+
+while getopts ":hd:" OPT; do
+  case "$OPT" in
+    d)
+       WORKDIR=$(realpath -s "${OPTARG}")
+       ;;
+    h)
+       help=1
+       ;;
+    *) # getopts produces error
+       exit 1
+       ;;
+  esac
+done
+
+if [ $help -ne 0 ]; then
+    echo "Usage: $0 [-dh]"
+    echo " where"
+    echo "       -d <dir>: set C-code dir (default: ${WORKDIR})"
+    exit 0
+fi
+
+
+#
+# C-Code
+#
+
+c_header_new=\
+'/*====================================================================================
+    3GPP TS26.258 Aug 24, 2023. IVAS Codec Version IVAS-FL-1.0
+  ====================================================================================*/'
+
+
+####
+c_header_patch=\
+'@@ -1,31 +1,0 @@
+-/******************************************************************************************************
+-
+-   (C) 2022-2023 IVAS codec Public Collaboration with portions copyright Dolby International AB, Ericsson AB,
+-   Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD.,
+-   Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange,
+-   Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other
+-   contributors to this repository. All Rights Reserved.
+-
+-   This software is protected by copyright law and by international treaties.
+-   The IVAS codec Public Collaboration consisting of Dolby International AB, Ericsson AB,
+-   Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Huawei Technologies Co. LTD.,
+-   Koninklijke Philips N.V., Nippon Telegraph and Telephone Corporation, Nokia Technologies Oy, Orange,
+-   Panasonic Holdings Corporation, Qualcomm Technologies, Inc., VoiceAge Corporation, and other
+-   contributors to this repository retain full ownership rights in their respective contributions in
+-   the software. This notice grants no license of any kind, including but not limited to patent
+-   license, nor is any license granted by implication, estoppel or otherwise.
+-
+-   Contributors are required to enter into the IVAS codec Public Collaboration agreement before making
+-   contributions.
+-
+-   This software is provided "AS IS", without any express or implied warranties. The software is in the
+-   development stage. It is intended exclusively for experts who have experience with such software and
+-   solely for the purpose of inspection. All implied warranties of non-infringement, merchantability
+-   and fitness for a particular purpose are hereby disclaimed and excluded.
+-
+-   Any dispute, controversy or claim arising under or in relation to providing this software shall be
+-   submitted to and settled by the final, binding jurisdiction of the courts of Munich, Germany in
+-   accordance with the laws of the Federal Republic of Germany excluding its conflict of law rules and
+-   the United Nations Convention on Contracts on the International Sales of Goods.
+-
+-*******************************************************************************************************/
+'
+
+#
+# Patch *.[ch]-files by means of a generalized patch
+#
+
+#tmpfile=test.txt
+#rm -f $tmpfile
+#touch $tmpfile
+#echo "$c_header_patch" >> $tmpfile
+#find $WORKDIR -name "*.[ch]" -not -name "wmc_auto.[ch]" -exec patch -i $tmpfile \{\} \;
+#rm -f $tmpfile
+
+#
+# Alternative approach (currently disabled):
+# Strip everying between beginning and ending of block
+#
+
+find $WORKDIR -name "*.[ch]" -not -name "wmc_auto.[ch]" -exec sed -i.bak -e "1,/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\//d" \{\} \;
+sed -i.bak -e "1,/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\//d" $WORKDIR/readme.txt
+
+# or
+#
+# find $WORKDIR -name "*.[ch]" -not -name "wmc_auto.[ch]" -exec sed -i.bak -e "/^\/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/,/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\//d" \{\} \;
+#
+
+# add new header
+tmpfile=`mktemp`
+rm -f $tmpfile
+touch $tmpfile
+echo "$c_header_new" >> $tmpfile
+find $WORKDIR -name "*.[ch]" -exec sed -i.bak -e "1 e cat $tmpfile" \{\} \;
+sed -i.bak -e "1 e cat $tmpfile" $WORKDIR/readme.txt
+rm -f $tmpfile
+
+#
+# Patch Printout
+#
+
+sed -i.bak -e "s/IVAS\ Codec\ Baseline/IVAS\ Codec\ Version\ IVAS-FL-1\.0/g" $WORKDIR/lib_com/disclaimer.c
+
+
+#
+# Remove License file
+#
+
+rm $WORKDIR/LICENSE.md
+
+#
+# Cleanup
+#
+find $WORKDIR -name "*.bak" -exec rm \{\} \;
+