hwclock: Add ntptime reference to man-page

Some distros do not have an adjtimex package;
ntptime can be used as an alternate.

Signed-off-by: J William Piggott <elseifthen@gmx.com>

diff --git a/sys-utils/hwclock.8.in b/sys-utils/hwclock.8.in
index ea1bcff0f1c5c5a5328257339801367861a8a421..8656af8e26de99a2b66a5231ae5cb1387fd1c9d6 100644 (file)
--- a/sys-utils/hwclock.8.in
+++ b/sys-utils/hwclock.8.in
@@ -834,6 +834,10 @@ During shutdown the following is called:
 .br
 .B \%hwclock\ \-\-systohc
 .PP
+.in +4
+.BR * " Systems without " adjtimex " may use " ntptime .
+.in
+.PP
 Whether maintaining precision time with
 .BR \%ntpd (1)
 or not, it makes sense to configure the system to keep reasonably good
@@ -861,7 +865,10 @@ should be done first.
 The System Clock drift is corrected with the
 .BR \%adjtimex "(8) command's " \-\-tick " and " \%\-\-frequency
 options.  These two work together, tick is the course adjustment and
-frequency is the fine adjustment.
+frequency is the fine adjustment. (For system that do not have an
+.BR \%adjtimex " package,"
+.BI \%ntptime\ \-f\  <ppm>
+may be use instead.)
 .PP
 Some Linux distributions attempt to automatically calculate the System
 Clock drift with