--- zzzz-none-000/linux-2.6.39.4/include/asm-generic/socket.h	2011-08-03 19:43:28.000000000 +0000
+++ puma6-arm-6490-729/linux-2.6.39.4/include/asm-generic/socket.h	2021-11-10 13:23:10.000000000 +0000
@@ -64,4 +64,7 @@
 #define SO_DOMAIN		39
 
 #define SO_RXQ_OVFL             40
+
+#define SO_MARKTASK             50  /* AVM calle */
+
 #endif /* __ASM_GENERIC_SOCKET_H */