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	* are somewhat ok, but in the long term may			* are somewhat ok, but in the long term may
	* need to be changed. If we do tackle tcp_input()			* need to be changed. If we do tackle tcp_input()
	* then we need to get rid of the tcp_do_segment()			* then we need to get rid of the tcp_do_segment()
	* function below.			* function below.
	*/			*/
	/* Flags for tcp functions */			/* Flags for tcp functions */
	#define TCP_FUNC_BEING_REMOVED 0x01 /* Can no longer be referenced */			#define TCP_FUNC_BEING_REMOVED 0x01 /* Can no longer be referenced */
	#define TCP_FUNC_OUTPUT_CANDROP 0x02 /* tfb_tcp_output may ask tcp_drop */			#define TCP_FUNC_OUTPUT_CANDROP 0x02 /* tfb_tcp_output may ask tcp_drop */
				#define TCP_FUNC_DEFAULT_OK 0x04 /* Can be used as default */

	/**			/**
	* Adding a tfb_tcp_handoff_ok function allows the socket			* Adding a tfb_tcp_handoff_ok function allows the socket
	* option to change stacks to query you even if the			* option to change stacks to query you even if the
	* connection is in a later stage. You return 0 to			* connection is in a later stage. You return 0 to
	* say you can take over and run your stack, you return			* say you can take over and run your stack, you return
	* non-zero (an error number) to say no you can't.			* non-zero (an error number) to say no you can't.
	* If the function is undefined you can only change			* If the function is undefined you can only change
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