[sane-devel] How to set a double value?

[Thiago Milczarek Sayão]

I have a double var that represents a FIXED value as in SANE_TYPE_FIXED.

How do I pass it to sane_control_option() as void * ?

tried:
(void *) double_var
(void *) SANE_FIX(double_var)

Cheers.
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