Index: tigervnc-1.13.1/unix/vncserver/vncserver.in
===================================================================
--- tigervnc-1.13.1.orig/unix/vncserver/vncserver.in
+++ tigervnc-1.13.1/unix/vncserver/vncserver.in
@@ -1,4 +1,4 @@
-#!/usr/bin/env perl
+#!/usr/bin/perl
 #
 #  Copyright (C) 2015-2019 Pierre Ossman for Cendio AB
 #  Copyright (C) 2009-2010 D. R. Commander.  All Rights Reserved.
@@ -439,7 +439,7 @@ sub SanityCheck
 	die "$prog: couldn't find \"$cmd\" on your PATH.\n";
     }
 
-    foreach $cmd ("/etc/X11/xinit/Xsession", "/etc/X11/Xsession") {
+    foreach $cmd ("/usr/etc/X11/xdm/Xsession", "/etc/X11/xdm/Xsession", "/etc/X11/xinit/Xsession", "/etc/X11/Xsession") {
         if (-x "$cmd") {
             $Xsession = $cmd;
             last;