void microhttpd_logger(void *arg, const char *fmt, va_list ap) {
_cleanup_free_ char *f;
if (asprintf(&f, "microhttpd: %s", fmt) <= 0) {
void microhttpd_logger(void *arg, const char *fmt, va_list ap) {
_cleanup_free_ char *f;
if (asprintf(&f, "microhttpd: %s", fmt) <= 0) {