* Returns zero upon success and non-zero otherwise. A error-message will have
* been printed in this case.
*/
* Returns zero upon success and non-zero otherwise. A error-message will have
* been printed in this case.
*/
const char *global_option_get (const char *option);
long global_option_get_long (const char *option, long default_value);
const char *global_option_get (const char *option);
long global_option_get_long (const char *option, long default_value);