[patch] avoiding casts of function pointers

[Oswald Buddenhagen]

On Tue, Jun 07, 2005 at 05:12:59PM +0200, Roland Illig wrote:
> This patch fixes the gcc warning about incompatible pointer types in 
> widget.c. I is much more complicated than Jindrich's patch, but in 
> return it is fully ISO C compliant. :)
> 
what an effort ...
the simplest solution is making the functions that don't need a pointer
just have a dummy parameter. that's typical for callbacks.

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