like ACPI S4 (suspend to disk). Not all systems have persistent media that are
appropriate for such suspend modes.
.PP
-Note that alarm functionality depends on hardware; not every RTC is able to setup
+Note that alarm functionality depends on hardware; not every RTC is able to setup
an alarm up to 24 hours in the future.
.PP
-The suspend setup maybe be interrupted by active hardware; for example wireless USB
+The suspend setup may be interrupted by active hardware; for example wireless USB
input devices that continue to send events for some fraction of a second after the
return key is pressed.
-.BR rtcwake
+.B rtcwake
tries to avoid this problem and it waits to terminal to settle down before
entering a system sleep.
.TP
.B show
Print alarm information in format: "alarm: off|on <time>".
-The time is in ctime() output format, e.g. "alarm: on Tue Nov 16 04:48:45 2010".
+The time is in ctime() output format, e.g., "alarm: on Tue Nov 16 04:48:45 2010".
.RE
.TP
.BR \-n , " \-\-dry-run"