/bonito_mainbus.c/1.19/Sat Aug  7 16:18:40 2021//Tnetbsd-11
/com_mainbus.c/1.15/Sat Dec  8 17:46:09 2018//Tnetbsd-11
/lpt_mainbus.c/1.12/Sat Jul  9 16:03:01 2011//Tnetbsd-11
/mainbus.c/1.31/Wed Dec 20 06:36:01 2023//Tnetbsd-11
/mcclock_mainbus.c/1.12/Sat Jul  9 16:03:01 2011//Tnetbsd-11
/vtpbc_mainbus.c/1.21/Sat Aug  7 16:18:40 2021//Tnetbsd-11
D