ngx_http_rewrite_if_condition 33 http/modules/ngx_http_rewrite_module.c static char * ngx_http_rewrite_if_condition(ngx_conf_t *cf, ngx_http_rewrite_if_condition 573 http/modules/ngx_http_rewrite_module.c if (ngx_http_rewrite_if_condition(cf, lcf) != NGX_CONF_OK) {