void (*del_back)(void *cls);
void (*del_fwd)(void *cls);
void (*status)(char *s, void *cls);
void (*del_back)(void *cls);
void (*del_fwd)(void *cls);
void (*status)(char *s, void *cls);
void vi_set_fileops(struct visor *vi, struct vi_fileops *fop);
void vi_set_ttyops(struct visor *vi, struct vi_ttyops *tty);
void vi_set_fileops(struct visor *vi, struct vi_fileops *fop);
void vi_set_ttyops(struct visor *vi, struct vi_ttyops *tty);
void vi_redraw(struct visor *vi);
/* vi_new_buf creates a new buffer and inserts it in the buffer list. If the
void vi_redraw(struct visor *vi);
/* vi_new_buf creates a new buffer and inserts it in the buffer list. If the