WLAN related fixes:

- Add some wlan(4) related cross-references.
	- Add some "device" lines to SYNOPSIS
	- Correct grammar/sentencing in ath_hal(4) manual page

PR:		docs/54114
Submitted by: 	Lukas Ertl <l.ertl@univie.ac.at>
Approved by:	des (mentor)

share/man/man4/an.4

@@ -104,6 +104,7 @@ command.
 .Xr arp 4 ,
 .Xr miibus 4 ,
 .Xr netintro 4 ,
+.Xr wlan 4 ,
 .Xr ancontrol 8 ,
 .Xr ifconfig 8
 .Sh HISTORY

share/man/man4/ath.4

@@ -39,6 +39,8 @@
 .Nd "Atheros IEEE 802.11 driver"
 .Sh SYNOPSIS
 .Cd "device ath"
+.Cd "device ath_hal"
+.Cd "device wlan"
 .Sh DESCRIPTION
 The
 .Nm

share/man/man4/ath_hal.4

@@ -42,9 +42,9 @@
 .Sh DESCRIPTION
 The
 .Nm
-modules provides hardware support for wireless network adapters based on
+module provides hardware support for wireless network adapters based on
 the Atheros AR5210, AR5211, and AR5212 chips.
-This modules is required by the
+This module is required by the
 .Xr ath 4
 driver.
 .Pp
@@ -67,7 +67,7 @@ Netgear WAB501	AR5211	Cardbus
 Netgear WAG511	AR5212	Cardbus
 .El
 .Sh SEE ALSO
-.Xr ath 4 ,
+.Xr ath 4
 .Re
 .Sh HISTORY
 The

share/man/man4/wi.4

@@ -39,6 +39,7 @@
 .Nd "Lucent Hermes, Intersil PRISM and Spectrum24 IEEE 802.11 driver"
 .Sh SYNOPSIS
 .Cd "device wi"
+.Cd "device wlan"
 .Sh DESCRIPTION
 The
 .Nm
@@ -318,11 +319,13 @@ command.
 .Sh SEE ALSO
 .Xr an 4 ,
 .Xr arp 4 ,
+.Xr ath 4 ,
 .Xr card 4 ,
 .Xr netintro 4 ,
 .Xr pccard 4 ,
 .Xr pccbb 4 ,
 .Xr pcic 4 ,
+.Xr wlan 4 ,
 .Xr ifconfig 8 ,
 .Xr wicontrol 8
 .Rs

share/man/man4/wlan.4

@@ -39,9 +39,10 @@ The
 device provides generic code to support 802.11
 drivers, including host AP mode.
 Currently it is required for the
-.Xr wi 4
-and
+.Xr wi 4 ,
 .Xr an 4
+and
+.Xr ath 4
 drivers but will eventually be required by all 802.11 drivers.
 .Sh COMPATIBILITY
 The module name of
@@ -50,6 +51,7 @@ was used to be compatible with
 .Nx .
 .Sh SEE ALSO
 .Xr an 4 ,
+.Xr ath 4 ,
 .Xr awi 4 ,
 .Xr netintro 4 ,
 .Xr wi 4