--- vnc-4_1-unixsrc/unix/vncserver.cookie	2005-02-23 12:28:18.000000000 +0000
+++ vnc-4_1-unixsrc/unix/vncserver	2005-03-03 22:04:28.000000000 +0000
@@ -116,18 +116,12 @@
 $desktopLog = "$vncUserDir/$host:$displayNumber.log";
 unlink($desktopLog);
 
-# Make an X server cookie - use as the seed the sum of the current time, our
-# PID and part of the encrypted form of the password.  Ideally we'd use
-# /dev/urandom, but that's only available on Linux.
-
-srand(time+$$+unpack("L",`cat $vncUserDir/passwd`));
-$cookie = "";
-for (1..16) {
-    $cookie .= sprintf("%02x", int(rand(256)) % 256);
-}
-    
-system("xauth -f $xauthorityFile add $host:$displayNumber . $cookie");
-system("xauth -f $xauthorityFile add $host/unix:$displayNumber . $cookie"); 
+# Make an X server cookie - use mcookie
+$cookie = `/usr/bin/mcookie`;
+open (XAUTH, "|xauth -f $xauthorityFile source -");
+print XAUTH "add $host:$displayNumber . $cookie\n";
+print XAUTH "add $host/unix:$displayNumber . $cookie\n";
+close XAUTH;
 
 if ($opt{'-name'}) {
     $desktopName = $opt{'-name'};