FILES section was overly verbose and included
environment variables.  Added ENVIRONMENT section,
removing ENV VARS from the FILES section.

As stated in commit 2c7f200
/usr/share/zoneinfo/localtime
is not used, nor recommended by glibc.

Signed-off-by: J William Piggott <redacted>
---

The following changes since commit 91907c29c02f8ac81b1c4f7e62495b00cc005ed7:

  kexec_load.2: srcfix: add mtk to copyright list (2015-01-28 21:56:38 +0100)

are available in the git repository at:

  git-9UaJU3cA/F/QT0dZR+AlfA@public.gmane.org:jwpi/man-pages.git tzsetv3

for you to fetch changes up to 254e03f0c6864175df80f185ec78b9c75c7b8baa:

  tzset.3: Add description for posixrules file (2015-01-28 17:26:06 -0500)


 man3/tzset.3 | 42 +++++++++++++++++++++---------------------
 1 file changed, 21 insertions(+), 21 deletions(-)

diff --git a/man3/tzset.3 b/man3/tzset.3
index 81fbabe..9011e5f 100644
--- a/man3/tzset.3
+++ b/man3/tzset.3

@@ -182,28 +182,28 @@ Here's an example, once more for New Zealand:
      TZ=":Pacific/Auckland"
 .fi
+.SH ENVIRONMENT
+.TP
+.B TZ
+.RB If \ TZ
+is set, its value takes precedence over the system configured timezone.
+.TP
+.B TZDIR
+.RB If \ TZDIR
+is set, its value takes precedence over the system configured timezone
+database directory path.
 .SH FILES
-Under glibc,
-the system timezone directory is determined using the
-.BR TZDIR
-the environment variable.
-If
-.BR TZDIR
-is not set, the default depends on the system setup, but is normally
-.IR /usr/share/zoneinfo .
-.LP
-This timezone directory contains the files