* comma as well.
*
* Return values:
- * 0 : no int in string
- * 1 : int found, no subsequent comma
- * 2 : int found including a subsequent comma
- * 3 : hyphen found to denote a range
+ * 0 - no int in string
+ * 1 - int found, no subsequent comma
+ * 2 - int found including a subsequent comma
+ * 3 - hyphen found to denote a range
*/
int get_option (char **str, int *pint)