| DRBBC(4) | Device Drivers Manual (amiga) | DRBBC(4) | 
drbbc —
drbbc at mainbus0
drbbc real-time clock driver provides support for
  the Dallas DS2404 chip found in the DraCo from Macro System.
drbbc device first appeared in
  NetBSD 1.3.
| April 7, 2019 | NetBSD 10.0 |