"jr" <cre### [at] gmailcom> wrote:
> hi,
>
> "Kima" <nomail@nomail> wrote:
> > I have trouble to use #ifdef and #ifndef for multiple conditions. Can you
> > provide the correct syntax for the following cases:
> >
> > 1. #ifdef(a1) ...
> >    #else #ifdef(a2) ....
> >    #else ...
> >
> > 2. #ifdef(a1) & (a1=1) ...
> >
> > 3. #ifdef(a1) & #ifdef(a2) ...
>
> 1. #if (defined(a1))
>    #elseif (defined(a2))
>    #else
>    #end
>
> 2. #if (a1 & 1 = a1)
>
> 3. #if (a1 & a2)

oh sh*t.  :-(  sorry.

2.  #if (defined(a1) & 1 = a1)
3.  #if (defined(a1) & defined(a2))



regards, jr.

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