improve interop with other libs/stdlib

logging/funcs_sysd_linux.go

@@ -227,7 +227,15 @@ func (l *SystemDLogger) renderWrite(msg string, prio journal.Priority) {
 // ToLogger returns a stdlib log.Logger.
 func (l *SystemDLogger) ToLogger(prio logPrio) (stdLibLog *log.Logger) {
 
-	stdLibLog = log.New(&logWriter{backend: l, prio: prio}, "", 0)
+	stdLibLog = log.New(l.ToRaw(prio), "", 0)
+
+	return
+}
+
+// ToRaw returns a *logWriter.
+func (l *SystemDLogger) ToRaw(prio logPrio) (raw *logWriter) {
+
+	raw = &logWriter{backend: l, prio: prio}
 
 	return
 }