no '=' after the header name, than the complete header will be removed from
the request, if the '=' is present means that the header value is set to empty
value.
+
+To use '=' within a header value the value must be quoted like shown in
+Example for the Cookie header.
.RS
.P
Example:
.PD 0
-.IP ":set header=DNT=1,User-Agent"
+.IP ":set header=DNT=1,User-Agent,Cookie='name=value'"
Send the 'Do Not Track' header with each request and remove the User-Agent
Header completely from request.
.PD