Re: Keep compilable with --disable-string-variables

[Juergen W. <wie...@fr...>]

> the attached patch contains the minimal changes to reenable
> compiling and linking with --disable-stringvars.

Had another look into it.  This would also disable the 'defined'
function within gnuplot.  AFAICS, the solution is to give it any
pointer, including NULL, instead of f_exists.  But I'm not really
comfortable with the defined-code.


Juergen