& -> \*[Am] for html; remove superfluous Pp;

make width larger for better postscript output; avoid xref to ourselves.

share/man/man4/man4.sparc64/intro.4

@@ -1,4 +1,4 @@
-.\"	$NetBSD: intro.4,v 1.1 2004/03/31 08:04:38 mrg Exp $
+.\"	$NetBSD: intro.4,v 1.2 2004/03/31 23:18:18 wiz Exp $
 .\"
 .\" Copyright (c) 1996 Jonathan Stone.
 .\" All rights reserved.
@@ -111,9 +111,9 @@ The devices listed below are supported in this incarnation of
 the system.  Devices are indicated by their functional interface.
 Not all supported devices are listed.
 .Pp
-.Bl -tag -width le/lebuffer
+.Bl -tag -width leXlebufferXX
 .It auxio
-Auxiliary I/O & LED
+Auxiliary I/O \*[Am] LED
 .It bpp
 Bi-directional Parallel port
 .It cgsix
@@ -127,7 +127,7 @@ ESP200 SCSI controller
 .br
 FSBE/S (X1053A, part # 501-2015) Fast SCSI-2/Buffered Ethernet Sbus controller
 .It ffb
-Creator & Creaor3D graphics frame buffer
+Creator \*[Am] Creaor3D graphics frame buffer
 .It isp
 Qlogic ISP Sbus and PCI SCSI controller
 .It kbd
@@ -149,7 +149,7 @@ and
 .Xr shutdown 8
 commands can use it to power down the system.
 .It sab
-Siemens 82532 & 83538 serial controller
+Siemens 82532 \*[Am] 83538 serial controller
 .It zs
 Zilog 8530 serial controller
 .El
@@ -169,11 +169,10 @@ bus and associated devices.
 USB devices are supported through the
 .Xr usb 4
 bus and associated devices.
-.Pp
 .Sh UNSUPPORTED DEVICES
 The following devices are not supported, due to unavailability of
 either documentation, sample hardware, or willing volunteer:
-.Bl -tag -width speaker
+.Bl -tag -width cgfourteenXX
 .It atifb
 ATI 3D Rage Pro VGA graphics adapter (Ultra5, Ultra10)
 .It fd
@@ -191,4 +190,4 @@ appeared in
 .Nx 1.6 .
 Large chunks of text carefully recycled (shamelessly appropriated) from
 .Nx Ns Tn /sparc
-.Xr intro 4 .
+.Nm .