*: more --help tweaking

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

util-linux/flock.c

@@ -14,7 +14,7 @@
 //kbuild:lib-$(CONFIG_FLOCK) += flock.o
 
 //usage:#define flock_trivial_usage
-//usage:       "[-sxun] FD|{FILE [-c] PROG ARGS}"
+//usage:       "[-sxun] FD | { FILE [-c] PROG ARGS }"
 //usage:#define flock_full_usage "\n\n"
 //usage:       "[Un]lock file descriptor, or lock FILE, run PROG\n"
 //usage:     "\n	-s	Shared lock"

util-linux/mountpoint.c

@@ -19,13 +19,14 @@
 //kbuild:lib-$(CONFIG_MOUNTPOINT) += mountpoint.o
 
 //usage:#define mountpoint_trivial_usage
-//usage:       "[-q] <[-dn] DIR | -x DEVICE>"
+//usage:       "[-q] { [-dn] DIR | -x DEVICE }"
 //usage:#define mountpoint_full_usage "\n\n"
-//usage:       "Check if the directory is a mountpoint\n"
+//usage:       "Check if DIR is a mountpoint\n"
 //usage:     "\n	-q	Quiet"
-//usage:     "\n	-d	Print major/minor device number of the filesystem"
+//usage:     "\n	-d	Print major:minor of the filesystem"
 //usage:     "\n	-n	Print device name of the filesystem"
-//usage:     "\n	-x	Print major/minor device number of the blockdevice"
+//////// -n is not supported by util-linux-2.36.1 ^^^^^^^^^^^^^^^^^^
+//usage:     "\n	-x	Print major:minor of DEVICE"
 //usage:
 //usage:#define mountpoint_example_usage
 //usage:       "$ mountpoint /proc\n"

util-linux/readprofile.c

@@ -44,8 +44,8 @@
 //usage:#define readprofile_trivial_usage
 //usage:       "[OPTIONS]"
 //usage:#define readprofile_full_usage "\n\n"
-//usage:       "	-m mapfile	(Default: /boot/System.map)"
-//usage:     "\n	-p profile	(Default: /proc/profile)"
+//usage:       "	-m MAPFILE	(Default: /boot/System.map)"
+//usage:     "\n	-p PROFILE	(Default: /proc/profile)"
 //usage:     "\n	-M NUM		Set the profiling multiplier to NUM"
 //usage:     "\n	-i		Print only info about the sampling step"
 //usage:     "\n	-v		Verbose"