address           105 http/modules/ngx_http_gzip_filter_module.c static void ngx_http_gzip_filter_free(void *opaque, void *address);
address           999 http/modules/ngx_http_gzip_filter_module.c ngx_http_gzip_filter_free(void *opaque, void *address)
address          1005 http/modules/ngx_http_gzip_filter_module.c                    "gzip free: %p", address);