无法使用nginx的echo模块

[dulumao]

https://github.com/agentzh/echo-nginx-module
已经编译完成了
[root@uhzd006826 nginx]# sbin/nginx -m
Tengine version: Tengine/1.5.1 (nginx/1.2.9)
loaded modules:
ngx_core_module (static)
ngx_errlog_module (static)
ngx_conf_module (static)
ngx_dso_module (static)
ngx_syslog_module (static)
ngx_events_module (static)
ngx_event_core_module (static)
ngx_epoll_module (static)
ngx_procs_module (static)
ngx_proc_core_module (static)
ngx_openssl_module (static)
ngx_regex_module (static)
ngx_http_module (static)
ngx_http_core_module (static)
ngx_http_log_module (static)
ngx_http_upstream_module (static)
ngx_http_static_module (static)
ngx_http_autoindex_module (static)
ngx_http_index_module (static)
ngx_http_auth_basic_module (static)
ngx_http_access_module (static)
ngx_http_limit_conn_module (static)
ngx_http_limit_req_module (static)
ngx_http_geo_module (static)
ngx_http_map_module (static)
ngx_http_split_clients_module (static)
ngx_http_referer_module (static)
ngx_http_rewrite_module (static)
ngx_http_ssl_module (static)
ngx_http_proxy_module (static)
ngx_http_fastcgi_module (static)
ngx_http_uwsgi_module (static)
ngx_http_scgi_module (static)
ngx_http_memcached_module (static)
ngx_http_empty_gif_module (static)
ngx_http_browser_module (static)
ngx_http_user_agent_module (static)
fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
ngx_http_upstream_ip_hash_module (static)
ngx_http_upstream_consistent_hash_module (static)
ngx_http_upstream_check_module (static)
ngx_http_upstream_least_conn_module (static)
ngx_http_upstream_keepalive_module (static)
ngx_http_stub_status_module (static)
ngx_http_write_filter_module (static)
ngx_http_header_filter_module (static)
ngx_http_chunked_filter_module (static)
ngx_http_range_header_filter_module (static)
ngx_http_gzip_filter_module (static)
ngx_http_postpone_filter_module (static)
ngx_http_ssi_filter_module (static)
ngx_http_charset_filter_module (static)
ngx_http_userid_filter_module (static)
ngx_http_footer_filter_module (static)
ngx_http_trim_filter_module (static)
ngx_http_headers_filter_module (static)
ngx_http_upstream_session_sticky_module (static)
ngx_http_echo_module (static) <----------------------------------------------------------------------------------here
ngx_http_copy_filter_module (static)
ngx_http_range_body_filter_module (static)
ngx_http_not_modified_filter_module (static)

location /hello {
echo "hello world!";
}

但是使用的时候404 Not Found