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diff scripts/plot/figure.m @ 2291:a2ad50f36aed

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[project @ 1996-06-06 14:53:08 by jwe]
author jwe
date Thu, 06 Jun 1996 14:53:08 +0000
parents 9170d297145f
children 5cffc4b8de57
line wrap: on
line diff
--- a/scripts/plot/figure.m
+++ b/scripts/plot/figure.m
@@ -25,7 +25,7 @@
 
   if (nargin == 1)
     if (gnuplot_has_frames)
-      if (! isempty (getenv (DISPLAY)))
+      if (! isempty (getenv ("DISPLAY")))
 	eval (sprintf ("set term x11 %d\n", n));
       else
 	error ("figure: requires X11 and valid DISPLAY");