diff -rupN vncviewer.orig/argsresources.c vncviewer/argsresources.c
--- vncviewer.orig/argsresources.c	2009-02-05 17:48:09.000000000 +0800
+++ vncviewer/argsresources.c	2014-03-20 20:27:18.019970527 +0800
@@ -66,7 +66,7 @@ char *fallback_resources[] = {
 
   "*popup.title: TightVNC popup",
   "*popup*background: grey",
-  "*popup*font: -*-helvetica-bold-r-*-*-16-*-*-*-*-*-*-*",
+  "*popup*font: fixed",
   "*popup.buttonForm.Command.borderWidth: 0",
   "*popup.buttonForm.Toggle.borderWidth: 0",
 
diff -rupN vncviewer.orig/Vncviewer vncviewer/Vncviewer
--- vncviewer.orig/Vncviewer	2003-02-07 18:30:57.000000000 +0800
+++ vncviewer/Vncviewer	2014-03-20 20:27:01.280179803 +0800
@@ -79,7 +79,7 @@ Vncviewer.translations:\
 
 *popup.title: TightVNC popup
 *popup*background: grey
-*popup*font: -*-helvetica-bold-r-*-*-16-*-*-*-*-*-*-*
+*popup*font: fixed
 *popup.buttonForm.Command.borderWidth: 0
 *popup.buttonForm.Toggle.borderWidth: 0