int mh_buffy (const char *);
int mh_commit_message (CONTEXT *, MESSAGE *, HEADER *);
int mh_buffy (const char *);
int mh_commit_message (CONTEXT *, MESSAGE *, HEADER *);
int maildir_commit_message (CONTEXT *, MESSAGE *, HEADER *);
FILE *maildir_open_find_message (const char *, const char *);
int maildir_commit_message (CONTEXT *, MESSAGE *, HEADER *);
FILE *maildir_open_find_message (const char *, const char *);