/* Assures the config option is a number and returns it as an int. */
int cf_util_get_int (const oconfig_item_t *ci, int *ret_value);
+/* Assures the config option is a number and returns it as a double. */
+int cf_util_get_double (const oconfig_item_t *ci, double *ret_value);
+
/* Assures the config option is a boolean and assignes it to `ret_bool'.
* Otherwise, `ret_bool' is not changed and non-zero is returned. */
int cf_util_get_boolean (const oconfig_item_t *ci, _Bool *ret_bool);