* A pointer to this function should be passed as part of the
* 'struct GNUNET_GETOPT_CommandLineOption' array to initialize options
* of this type. It should be followed by a pointer to a value of
- * type 'char *'.
+ * type 'char *', which will be allocated with the requested string.
*
* @param ctx command line processing context
* @param scls additional closure (will point to the 'char *',