config: more tweaking of help texts

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

miscutils/crond.c

@@ -22,7 +22,7 @@
 //config:		40 4 * * * /etc/cron/daily > /dev/null 2>&1
 //config:
 //config:config FEATURE_CROND_D
-//config:	bool "Support option -d to redirect output to stderr"
+//config:	bool "Support -d (redirect output to stderr)"
 //config:	depends on CROND
 //config:	default y
 //config:	help

util-linux/getopt.c

@@ -41,7 +41,7 @@
 //config:	wisely leave this disabled.
 //config:
 //config:config FEATURE_GETOPT_LONG
-//config:	bool "Support option -l"
+//config:	bool "Support -l LONGOPTs"
 //config:	default y if LONG_OPTS
 //config:	depends on GETOPT
 //config:	help

util-linux/mount.c

@@ -29,14 +29,14 @@
 //config:	NFS filesystems.
 //config:
 //config:config FEATURE_MOUNT_FAKE
-//config:	bool "Support option -f"
+//config:	bool "Support -f (fake mount)"
 //config:	default y
 //config:	depends on MOUNT
 //config:	help
 //config:	Enable support for faking a file system mount.
 //config:
 //config:config FEATURE_MOUNT_VERBOSE
-//config:	bool "Support option -v"
+//config:	bool "Support -v (verbose)"
 //config:	default y
 //config:	depends on MOUNT
 //config:	help
@@ -98,7 +98,7 @@
 //config:
 //config:config FEATURE_MOUNT_FSTAB
 //config:	depends on MOUNT
-//config:	bool "Support /etc/fstab and -a"
+//config:	bool "Support /etc/fstab and -a (mount all)"
 //config:	default y
 //config:	help
 //config:	Support mount all and looking for files in /etc/fstab.

util-linux/umount.c

@@ -18,7 +18,7 @@
 //config:	utility, you almost certainly also want to enable 'umount'.
 //config:
 //config:config FEATURE_UMOUNT_ALL
-//config:	bool "Support option -a"
+//config:	bool "Support -a (unmount all)"
 //config:	default y
 //config:	depends on UMOUNT
 //config:	help