ngx_http_headers_filter_module  115 http/modules/ngx_http_headers_filter_module.c ngx_module_t  ngx_http_headers_filter_module = {
ngx_http_headers_filter_module  142 http/modules/ngx_http_headers_filter_module.c     conf = ngx_http_get_module_loc_conf(r, ngx_http_headers_filter_module);