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diff --git a/pod/perlvar.pod b/pod/perlvar.pod
index 7621be0..571953f 100644
--- a/pod/perlvar.pod
+++ b/pod/perlvar.pod
@@ -1091,9 +1091,15 @@ regular expression assertion (see L<perlre>).  May be written to.
 
 =item $^S
 
-Current state of the interpreter.  Undefined if parsing of the current
-module/eval is not finished (may happen in $SIG{__DIE__} and
-$SIG{__WARN__} handlers).  True if inside an eval(), otherwise false.
+Current state of the interpreter.
+
+    $^S         State
+    ---------   -------------------
+    undef       Parsing module/eval
+    true (1)    Executing an eval
+    false (0)   Otherwise
+
+The first state may happen in $SIG{__DIE__} and $SIG{__WARN__} handlers.
 
 =item $BASETIME
 
@@ -1109,15 +1115,12 @@ Reflects if taint mode is on or off.  1 for on (the program was run with
 B<-T>), 0 for off, -1 when only taint warnings are enabled (i.e. with
 B<-t> or B<-TU>).  This variable is read-only.
 
-=item ${^UTF8_LOCALE}
+=item ${^UNICODE}
 
-Reflects whether the locale settings indicated the use of UTF-8 and that
-the use of UTF-8 was enabled either by the C<-C> command line switch or
-by setting the PERL_UTF8_LOCALE environment variable to a true value.
-This variable is read-only.  If true, the STDIN is expected to be in
-UTF-8, the STDOUT and STDERR are in UTF-8, and C<:utf8> is the default
-file open layer.  See L<perluniintro>, L<perlfunc/open>, and L<open>
-for more information.
+Reflects certain Unicode settings of Perl.  See L<perlrun>
+documentation for the C<-C> switch for more information about
+the possible values. This variable is set during Perl startup
+and is thereafter read-only.
 
 =item $PERL_VERSION
 
@@ -1341,6 +1344,10 @@ this:
 
 See L<POSIX>.
 
+The delivery policy of signals changed in Perl 5.8.0 from immediate
+(also known as "unsafe") to deferred, also known as "safe signals".
+See L<perlipc> for more information.
+
 Certain internal hooks can be also set using the %SIG hash.  The
 routine indicated by C<$SIG{__WARN__}> is called when a warning message is
 about to be printed.  The warning message is passed as the first
@@ -1480,7 +1487,7 @@ exempt in these ways:
 	ENV		STDIN
 	INC		STDOUT
 	ARGV		STDERR
-	ARGVOUT
+	ARGVOUT		_
 	SIG
 
 In particular, the new special C<${^_XYZ}> variables are always taken