namespace Alert {
/// show an alert message
-void alert(string const & s1, string const & s2 = string(),
+void alert(string const & s1, string const & s2 = string(),
string const & s3 = string());
/// show an alert message and strerror(errno)
void err_alert(string const & s1, string const & s2 = string());
-/// ask a question
+/// ask a question
bool askQuestion(string const & s1, string const & s2 = string(),
string const & s3 = string(), bool default_value = true);
/// Returns 1 for yes, 2 for no, 3 for cancel.
-int askConfirmation(string const & s1, string const & s2 = string(),
+int askConfirmation(string const & s1, string const & s2 = string(),
string const & s3 = string(), int default_value = 1);
/// Asks for a text
std::pair<bool, string> const
-askForText(string const & msg,
+askForText(string const & msg,
string const & dflt = string());
}