docs: don't use bold or italics for "[option]" in synopsis of man pages

As per the convention shown in Documentation/howto-man-page.txt.
Also make a few other tiny adjustments along the way.

Signed-off-by: Benno Schulenberg <bensberg@justemail.net>

9 files changed, 25 insertions, 18 deletions

diff --git a/disk-utils/cfdisk.8 b/disk-utils/cfdisk.8
index 6da8f431b..dc30b700b 100644
--- a/disk-utils/cfdisk.8
+++ b/disk-utils/cfdisk.8
@@ -16,7 +16,7 @@
 cfdisk \- display or manipulate a disk partition table
 .SH SYNOPSIS
 .B cfdisk
-.RB [ options ]
+[options]
 .RI [ device ]
 .SH DESCRIPTION
 .B cfdisk
diff --git a/disk-utils/fdformat.8 b/disk-utils/fdformat.8
index ae1e530e0..9e1b98965 100644
--- a/disk-utils/fdformat.8
+++ b/disk-utils/fdformat.8
@@ -5,7 +5,7 @@
 fdformat \- low-level format a floppy disk
 .SH SYNOPSIS
 .B fdformat
-.RI [ options ] " device"
+.RI [options] " device"
 .SH DESCRIPTION
 .B fdformat
 does a low-level format on a floppy disk.
diff --git a/disk-utils/fdisk.8 b/disk-utils/fdisk.8
index 56caab16d..a61176d44 100644
--- a/disk-utils/fdisk.8
+++ b/disk-utils/fdisk.8
@@ -10,7 +10,7 @@ fdisk \- manipulate disk partition table
 
 .SH SYNOPSIS
 .B fdisk
-.RB [ options ]
+[options]
 .I device
 .sp
 .B fdisk \-l
diff --git a/disk-utils/isosize.8 b/disk-utils/isosize.8
index 07ecfdc0c..98382f2f8 100644
--- a/disk-utils/isosize.8
+++ b/disk-utils/isosize.8
@@ -3,7 +3,7 @@
 isosize \- output the length of an iso9660 filesystem
 .SH SYNOPSIS
 .B isosize
-.RI [ options ] " iso9660_image_file"
+.RI [options] " iso9660_image_file"
 .SH DESCRIPTION
 .PP
 This command outputs the length of an iso9660 filesystem that
diff --git a/disk-utils/mkfs.8 b/disk-utils/mkfs.8
index 675822d90..54bb004ae 100644
--- a/disk-utils/mkfs.8
+++ b/disk-utils/mkfs.8
@@ -4,7 +4,7 @@
 mkfs \- build a Linux filesystem
 .SH SYNOPSIS
 .B mkfs
-.RI [ options ]
+[options]
 .RB [ \-t
 .IR type "] [" fs-options ] " device " [ size ]
 .SH DESCRIPTION
diff --git a/disk-utils/mkfs.bfs.8 b/disk-utils/mkfs.bfs.8
index e1afd0491..0769105ba 100644
--- a/disk-utils/mkfs.bfs.8
+++ b/disk-utils/mkfs.bfs.8
@@ -5,7 +5,7 @@
 mkfs.bfs \- make an SCO bfs filesystem
 .SH SYNOPSIS
 .B mkfs.bfs
-.RI [ options ] " device " [ block-count ]
+.RI [options] " device " [ block-count ]
 .SH DESCRIPTION
 .B mkfs.bfs
 creates an SCO bfs filesystem on a block device
diff --git a/disk-utils/mkswap.8 b/disk-utils/mkswap.8
index c110d21ef..562078d0c 100644
--- a/disk-utils/mkswap.8
+++ b/disk-utils/mkswap.8
@@ -8,7 +8,7 @@
 mkswap \- set up a Linux swap area
 .SH SYNOPSIS
 .B mkswap
-.RI [ options ]
+[options]
 .I device
 .RI [ size ]
 .SH DESCRIPTION
diff --git a/disk-utils/partx.8 b/disk-utils/partx.8
index 88eef60b1..005fe6662 100644
--- a/disk-utils/partx.8
+++ b/disk-utils/partx.8
@@ -7,9 +7,16 @@
 .SH NAME
 partx \- tell the Linux kernel about the presence and numbering of on-disk partitions
 .SH SYNOPSIS
-partx [\-a | \-d | \-s | \-u] [\-t TYPE] [\-n M:N] [\-] disk
+.B partx
+.RB [ \-a | \-d | \-s | \-u ]
+.RB [ \-t " \fItype\fR]"
+.RB [ \-n " \fIM" : \fIN\fR]
+.RB [ \- "] " \fIdisk
 .br
-partx [\-a | \-d | \-s | \-u] [\-t TYPE] partition [disk]
+.B partx
+.RB [ \-a | \-d | \-s | \-u ]
+.RB [ \-t " \fItype\fR]"
+.IR partition " [" disk ]
 .SH DESCRIPTION
 Given a device or disk-image,
 .B partx
diff --git a/disk-utils/sfdisk.8 b/disk-utils/sfdisk.8
index 08725fd42..62b1dcf4a 100644
--- a/disk-utils/sfdisk.8
+++ b/disk-utils/sfdisk.8
@@ -15,14 +15,14 @@
 sfdisk \- display or manipulate a disk partition table
 .SH SYNOPSIS
 .B sfdisk
-.RB [ options ]
-.RI device
-.BR [ \-N
-.IR partno ]
+[options]
+.I device
+.RB [ \-N
+.IR partition-number ]
 .sp
 .B sfdisk
-.RB [ options ]
-.RI command
+[options]
+.I command
 .SH DESCRIPTION
 .B sfdisk
 is a script oriented tool for partitioning any block device.
@@ -48,10 +48,10 @@ partitions.
 .SH COMMANDS
 The commands are mutually exclusive.
 .TP
-.BR [\-N " \fIpartno\fR"] " " \fIdevice\fR
-The default sfdisk command is to read the specification for the desired 
+.RB [ \-N " \fIpartition-number\fR] " \fIdevice\fR
+The default sfdisk command is to read the specification for the desired
 partitioning of \fIdevice\fR from standard input, and then create a partition
-table according to the specification. See below description of the input
+table according to the specification. See below for the description of the input
 format. If the standard input is a terminal then sfdisk starts interactive session.
 
 If the option \fB\-N\fR specified then the changes are applied to the partition