func (l *Log) SetLogToStderr(f bool) {
	l.mu.Lock()
	defer l.mu.Unlock()
	l.toStderr = f

}
func (l *Log) SetLogToStderr(f bool) {
	l.mu.Lock()
	defer l.mu.Unlock()
	l.toStderr = f

}
func ( l * Log ) SetLogToStderr ( f bool ) { l . mu . Lock ( ) defer l . mu . Unlock ( ) l . toStderr = f }
// SetLogToStderr sets the flag that, if true, logs to standard error instead of files
SetLogToStderr sets the flag that if true logs to standard error instead of files