* This function ASCII armors a list of OpenPGP packets and outputs it
* using putchar_func.
*/
-int armor_openpgp_stream(int (*putchar_func)(void *ctx, unsigned char c),
+int armor_openpgp_stream(int (*putchar_func)(void *ctx, size_t count,
+ unsigned char *c),
void *ctx,
struct openpgp_packet_list *packets);