Fix a bunch of man pages to stop abusing the .Nm macro, along

with some other minor fixes for some problems I noticed
while making these changes.

Pointed out by:	bde

1 files changed, 11 insertions, 12 deletions

diff --git a/share/man/man4/man4.i386/dgb.4 b/share/man/man4/man4.i386/dgb.4
index f8a475307430..573df33ed071 100644
--- a/share/man/man4/man4.i386/dgb.4
+++ b/share/man/man4/man4.i386/dgb.4
@@ -42,8 +42,7 @@
 .Os FreeBSD
 .Sh NAME
 .Nm dgb
-.Nd
-DigiBoard intelligent serial cards driver
+.Nd DigiBoard intelligent serial cards driver
 .Sh SYNOPSIS
 .Cd "options" \&"NDGBPORTS=8\&"
 .Cd "device dgb0 at isa? tty port 0x220 iomem 0xfc0000 iosiz ? flags 0x0
@@ -106,13 +105,13 @@ SLIP and PPP response.
 .Pp
 Each line in the kernel configuration file describes one card, not one port 
 as in the
-.Nm sio
+.Xr sio 4
 driver.
 .Pp
 The
-.Nm flags
+.Em flags
 keyword may be used on each
-.Nm device dgb
+.Em "device dgb"
 line in the kernel configuration file
 to change the pinout of the interface or to use new PC/Xe cards
 which can work with an 8K memory window in compatibility mode
@@ -122,13 +121,13 @@ only that all buffers will be mapped to the same memory address and switched as
 needed.
 .Pp
 The
-.Nm port
+.Em port
 value must be the same
 as the 
-.Nm port
+.Em port
 set on the card by jumpers.
 For PC/Xi cards the same rule is applicable to the
-.Nm iomem
+.Em iomem
 value.  It must be the same as the memory address set on the card
 by jumpers.
 .\"Some documentation gives the address as a ``paragraph'' or ``segment'';
@@ -137,7 +136,7 @@ by jumpers.
 For PC/Xe cards there is no need to use jumpers for this purpose.
 In fact there are no jumpers to do it.  Just
 write the address you want as the
-.Nm iomem
+.Em iomem
 value in kernel config file and the card will be programmed 
 to use this address.
 .Pp
@@ -196,7 +195,7 @@ initial termios states suitable for your setup.
 The lock termios state acts as flags to disable changing
 the termios state.  E.g., to lock a flag variable such as
 CRTSCTS, use
-.Nm stty crtscts
+.Em "stty crtscts"
 on the lock-state device.  Speeds and special characters
 may be locked by setting the corresponding value in the lock-state
 device to any nonzero value.
@@ -344,9 +343,9 @@ Problems in hardware.
 The
 .Nm
 driver is derived from the
-.Nm sio
+.Xr sio 4
 driver and the DigiBoard driver from 
-.Nm Linux 
+.Tn Linux 
 and is
 .Ud
 .Sh BUGS