Function: Returns the 'X-Forwarded-For' incoming http header as the second value in the form of a list of IP addresses and the first element of this list as the first value if this header exists. Otherwise returns the value of REMOTE-ADDR as the only value.
(get-internal-real-time)
Function: Return the real time ("wallclock time") since startup in the internal time format. (See INTERNAL-TIME-UNITS-PER-SECOND.)