db_putnchars
db_putnchars(BACKUP, n);
db_putnchars(BLANK, n);
db_putnchars(BACKUP, db_le - db_lc);
db_putnchars(BACKUP, db_le - db_lc);
db_putnchars(BACKUP, db_lc - db_lbuf_start);
db_putnchars(BLANK, db_le - db_lbuf_start);
db_putnchars(BACKUP, db_le - db_lbuf_start);
db_putnchars(BACKUP, db_le - db_lc);
static void db_putnchars(int c, int count);