int mutt_copy_header (FILE *, HEADER *, FILE *, int, const char *);
int _mutt_copy_message (FILE * fpout, FILE * fpin,
HEADER * hdr, BODY * body, int flags, int chflags);
int mutt_copy_header (FILE *, HEADER *, FILE *, int, const char *);
int _mutt_copy_message (FILE * fpout, FILE * fpin,
HEADER * hdr, BODY * body, int flags, int chflags);