"MARK" target support

configname: CONFIG_NETFILTER_XT_TARGET_MARK

Linux Kernel Configuration
└─>Networking support
└─>Networking options
└─>Network packet filtering framework (Netfilter)
└─>Core Netfilter Configuration
└─>"MARK" target support
In linux kernel since version 2.6.16 (release Date: 2006-03-19)  
This is a backwards-compat option for the user's convenience
(e.g. when running oldconfig). It selects
CONFIG_NETFILTER_XT_MARK (combined mark/MARK module).