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-rw-r--r--doc/tclvars.n11
1 files changed, 11 insertions, 0 deletions
diff --git a/doc/tclvars.n b/doc/tclvars.n
index 3bd18e8..44a8e11 100644
--- a/doc/tclvars.n
+++ b/doc/tclvars.n
@@ -100,6 +100,17 @@ Tcl format, using
as the path separator, regardless of platform.
This variable is only used when initializing the \fBauto_path\fR variable.
.TP
+\fBenv(TCL_TZ)\fR, \fBenv(TZ)\fR
+.
+These specify the default timezone used for parsing and formatting times and
+dates in the \fBclock\fR command. On many platforms, the TZ environment
+variable is set up by the operating system.
+.TP
+\fBenv(LC_ALL)\fR, \fBenv(LC_MESSAGES)\fR, \fBenv(LANG)\fR
+.
+These environment variables are used by the \fBmsgcat\fR package to
+determine what locale to format messages using.
+.TP
\fBenv(TCL_INTERP_DEBUG_FRAME)\fR
.
If existing, it has the same effect as running \fBinterp debug\fR