--- rxvt-unicode/src/urxvt.pm	2006/01/11 02:13:56	1.79
+++ rxvt-unicode/src/urxvt.pm	2006/01/12 02:20:56	1.84
@@ -87,8 +87,8 @@
 =item mark-urls
 
 Uses per-line display filtering (C<on_line_update>) to underline urls and
-make them clickable. When clicked, the program specified in the resource
-C<urlLauncher> (default C<x-www-browser>) will be started.
+make them clickable. When middle-clicked, the program specified in the
+resource C<urlLauncher> (default C<x-www-browser>) will be started.
 
 =item block-graphics-to-ascii
 
@@ -498,6 +498,7 @@
       urxvt::warn ($msg);
    };
 
+   # %ENV is the original startup environment
    delete $ENV{IFS};
    delete $ENV{CDPATH};
    delete $ENV{BASH_ENV};
@@ -616,6 +617,18 @@
    $retval
 }
 
+sub exec_async(@) {
+   my $pid = fork;
+
+   return
+      if !defined $pid or $pid;
+
+   %ENV = %{ $TERM->env };
+
+   exec @_;
+   _exit 255;
+}
+
 # urxvt::term::extension
 
 package urxvt::term::extension;