fja### [at] abofi wrote:
> It seems that ttyname returns NULL

  ttyname() can certainly return NULL and you are completely right that
it should be checked.
  To me this looks like a genuine bug, which is easy to fix, as you
suggested.

-- 
#macro M(A,N,D,L)plane{-z,-9pigment{mandel L*9translate N color_map{[0rgb x]
[1rgb 9]}scale<D,D*3D>*1e3}rotate y*A*8}#end M(-3<1.206434.28623>70,7)M(
-1<.7438.1795>1,20)M(1<.77595.13699>30,20)M(3<.75923.07145>80,99)// - Warp -

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