[PATCH 1/5] hwclock: add TZDIR

[J William Piggott <elseifthen@gmx.com>]

Add information about TZDIR and improve the
ENVIRONMENT section.

Signed-off-by: J William Piggott <elseifthen@gmx.com>
---
 sys-utils/hwclock.8.in | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/sys-utils/hwclock.8.in b/sys-utils/hwclock.8.in
index fbc10ca..65ab99a 100644
--- a/sys-utils/hwclock.8.in
+++ b/sys-utils/hwclock.8.in
@@ -1039,11 +1039,18 @@ time conversion.
 Attempting to mix and match files from these separate databases will not
 work, because they each require the System Clock to use a different
 timescale. The zoneinfo database must be configured to use either posix
-or 'right', as described above.
-.
-.SH "ENVIRONMENT VARIABLES"
-.I TZ
-.
+or 'right', as described above, or by assigning a database path to the
+.SB TZDIR
+environment variable.
+.SH ENVIRONMENT
+.TP
+.B TZ
+If this variable is set its value takes precedence over the system
+configured timezone.
+.TP
+.B TZDIR
+If this variable is set its value takes precedence over the system
+configured timezone database directory path.
 .SH FILES
 .br
 .I @ADJTIME_PATH@