--- zzzz-none-000/linux-3.10.107/scripts/extract-ikconfig	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/scripts/extract-ikconfig	2021-02-04 17:41:59.000000000 +0000
@@ -61,6 +61,7 @@
 try_decompress 'BZh'          xy    bunzip2
 try_decompress '\135\0\0\0'   xxx   unlzma
 try_decompress '\211\114\132' xy    'lzop -d'
+try_decompress '\002\041\114\030' xyy 'lz4 -d -l'
 
 # Bail out:
 echo "$me: Cannot find kernel config." >&2