ref: bacd84a05ad4885a20eedbe7bb9ba31b6a4b68b2
dir: /rc/bin/rc-httpd/handlers/static-or-cgi/
#!/bin/rc
cgiargs=$*
fn error{
	if(~ $1 404)
		exec cgi $cgiargs
	if not
		$rc_httpd_dir/handlers/error $1
}
if(~ $location */)
	exec cgi $cgiargs
if not
	exec serve-static