Add bwn(4) driver.

sys/boot/forth/loader.conf

@@ -225,6 +225,7 @@ if_axe_load="NO"		# ASIX Electronics AX88172 USB Ethernet
 if_bce_load="NO"		# Broadcom NetXtreme II Gigabit Ethernet
 if_bfe_load="NO"		# Broadcom BCM4401
 if_bge_load="NO"		# Broadcom BCM570x PCI Gigabit Ethernet
+if_bwn_load="NO"		# Broadcom BCM43xx IEEE 802.11 wireless NICs
 if_cas_load="NO"		# Sun Cassini/Cassini+ and NS DP83065 Saturn
 if_cm_load="NO"			# SMC (90c26, 90c56, 90c66)
 if_cs_load="NO"			# Crystal Semiconductor CS8920

usr.sbin/sysinstall/devices.c

@@ -105,6 +105,7 @@ static struct _devname {
     NETWORK("bfe",	"Broadcom BCM440x PCI Ethernet card"),
     NETWORK("bge",	"Broadcom BCM570x PCI Gigabit Ethernet card"),
     NETWORK("bm",	"Apple BMAC Built-in Ethernet"),
+    NETWORK("bwn",	"Broadcom BCM43xx IEEE 802.11 wireless adapter"),
     NETWORK("cas",	"Sun Cassini/Cassini+ or NS DP83065 Saturn Ethernet"),
     NETWORK("cue",	"CATC USB Ethernet adapter"),
     NETWORK("cxgb",	"Chelsio T3 10Gb Ethernet card"),