#ifdef USE_LIBESMTP
#if (defined (USE_SSL) || defined (USE_GNUTLS))
int mutt_libesmtp_check_usetls (const char* option, unsigned long p,
- char* errbuf, size_t errlen);
+ char* errbuf, ssize_t errlen);
#endif
int mutt_libesmtp_invoke (address_t * from, /* the sender */