machine		i386		# architecture, used by config; REQUIRED

option		INSECURE	# default to secure

option		SYSVMSG		# System V-like message queues
option		SYSVSEM		# System V-like semaphores
option		SYSVSHM		# System V-like memory sharing

#option		COMPAT_43	# and 4.3BSD

#option		LKM		# loadable kernel modules

option		FFS		# UFS
option		FFS_SOFTUPDATES	# Soft updates
#option		QUOTA		# UFS quotas
#option		EXT2FS		# Second Extended Filesystem
option		MFS		# memory file system

option		CD9660		# ISO 9660 + Rock Ridge file system
option		MSDOSFS		# MS-DOS file system
option		FIFO		# FIFOs; RECOMMENDED
#option		PROCFS		# /proc

option		INET		# IP + ICMP + TCP + UDP
#option		IPSEC		# IPsec
#option		KEY		# PF_KEY (implied by IPSEC)

#pseudo-device	pf	1	# packet filter
#pseudo-device	pflog	1	# pf log if
pseudo-device	loop	2	# network loopback
#pseudo-device	enc	1	# option IPSEC needs the encapsulation interface
pseudo-device	bridge	2	# network bridging support - REQUIRED

pseudo-device	pty	64	# pseudo-terminals
#pseudo-device	vnd	4	# paging to files
#pseudo-device	ccd	4	# concatenated disk devices
pseudo-device	ksyms	1	# kernel symbols device

#option		BOOT_CONFIG	# add support for boot -c

option		I686_CPU

option		USER_PCICONF	# user-space PCI configuration

#option		VM86		# Virtual 8086 emulation
option		USER_LDT	# user-settable LDT; used by WINE
option		APERTURE	# in-kernel aperture driver for XFree86

option		DUMMY_NOPS	# speed hack; recommended

option		COMPAT_LINUX	# binary compatibility with Linux
#option		COMPAT_FREEBSD	# binary compatibility with FreeBSD

maxusers	32		# estimated number of users

config		bsd	swap generic

mainbus0 at root

bios0	at mainbus0
pcibios0 at bios0 flags 0x0000	# use 0x30 for a total verbose

isa0	at mainbus0
isa0	at pcib?
pci*	at mainbus0 bus ?

pchb*	at pci? dev ? function ?	# PCI-Host bridges
ppb*	at pci? dev ? function ?	# PCI-PCI bridges
pci*	at ppb? bus ?
pci*	at pchb? bus ?
pcib*	at pci? dev ? function ?	# PCI-ISA bridge

npx0	at isa? port 0xf0 irq 13	# math coprocessor
isadma0	at isa?

option	WSDISPLAY_COMPAT_USL		# VT handling
option	WSDISPLAY_COMPAT_RAWKBD		# can get raw scancodes
option	WSDISPLAY_DEFAULTSCREENS=6
option	WSDISPLAY_COMPAT_PCVT		# emulate some ioctls

pckbc0		at isa?			# PC keyboard controller
pckbd*		at pckbc?		# PC keyboard
pms*		at pckbc?		# PS/2 mouse for wsmouse
option		PCIAGP
vga*		at pci? dev ? function ?
wsdisplay*	at vga? console ?
wskbd*		at pckbd? console ?
wsmouse*	at pms? mux 0

pcppi0		at isa?
sysbeep0	at pcppi?

adv*	at pci? dev ? function ?	# AdvanSys 1200A/B and ULTRA SCSI
scsibus* at adv?

sd*	at scsibus? target ? lun ?	# SCSI disk drives
cd*	at scsibus? target ? lun ?	# SCSI CD-ROM drives

fdc0	at isa? port 0x3f0 irq 6 drq 2	# standard PC floppy controllers
fd*	at fdc? drive ? flags 0x00

pciide* at pci ? dev ? function ? flags 0x0000

wd*	at pciide? channel ? drive ? flags 0x0000

atapiscsi* at pciide? channel ?
scsibus* at atapiscsi?

#de*	at pci? dev ? function ?		# DC21X4X-based ethernet

eap*	at pci? dev ? function ?		# Ensoniq AudioPCI S5016

audio*	at eap?

#pseudo-device	pctr		1
pseudo-device	mtrr		1	# Memory range attributes control
#pseudo-device	bio		1	# ioctl multiplexing device

pseudo-device	wsmux		2

    Source: geocities.com/siliconvalley/peaks/1370/files

               ( geocities.com/siliconvalley/peaks/1370)                   ( geocities.com/siliconvalley/peaks)                   ( geocities.com/siliconvalley)