char *mutt_choose_charset (const char *fromcode, const char *charsets,
char *u, size_t ulen, char **d, size_t * dlen);
void _rfc2047_encode_string (char **, int, int);
char *mutt_choose_charset (const char *fromcode, const char *charsets,
char *u, size_t ulen, char **d, size_t * dlen);
void _rfc2047_encode_string (char **, int, int);