anchor.diff:  CONFIG_NF_LOG_IPV4=m
   CONFIG_NF_REJECT_IPV4=m
   CONFIG_NF_NAT_IPV4=m
  -# CONFIG_NF_NAT_MASQUERADE_IPV4 is not set
  +CONFIG_NF_NAT_MASQUERADE_IPV4=m
   CONFIG_NF_NAT_PROTO_GRE=m
   CONFIG_NF_NAT_PPTP=m
   CONFIG_NF_NAT_H323=m
  
positive.code: CONFIG_IP_NF_FILTER=m
  CONFIG_IP_NF_TARGET_REJECT=m
  CONFIG_IP_NF_TARGET_SYNPROXY=m
  # CONFIG_IP_NF_NAT is not set
  CONFIG_IP_NF_MANGLE=m
  CONFIG_IP_NF_TARGET_CLUSTERIP=m
  CONFIG_IP_NF_TARGET_ECN=m
  
negative.code: CONFIG_IP6_NF_TARGET_SYNPROXY=m
  CONFIG_IP6_NF_MANGLE=m
  CONFIG_IP6_NF_RAW=m
  CONFIG_IP6_NF_NAT=m
  CONFIG_IP6_NF_TARGET_MASQUERADE=m
  CONFIG_IP6_NF_TARGET_NPT=m
  CONFIG_BRIDGE_NF_EBTABLES=m
  CONFIG_BRIDGE_EBT_BROUTE=m
  CONFIG_BRIDGE_EBT_T_FILTER=m
  