OK, it is fixed,
I compiled with the option -ff2c
This was an error
> > in C
> >
> > double complex a, b, z
> > int lnchf ip
> > out = conhyp_ (&a, &b, &z, &lnchf, &ip) ;
>
> The above isn't very close to C, e.g. ; is missing at the end of first line,
> , and ; are missing around ip on the second line and out is not declared.
> More importantly, you haven't shown the declaration of conhyp_ nor
> state which architecture this is on. For complex I'm just guessing you have
> #include <complex.h>.
>
> > In Fortran:
> > FUNCTION CONHYP (A,B,Z,LNCHF,IP)
> >
> > INTEGER LNCHF,IP
> > COMPLEX*16 CHGF,A,B,Z,CONHYP
> >
> > And what I get is
> > A= b, B=z (the other values are wrong)
> > It means that the first variable (here a) is just lost
> > How can I fix this?
>
> If the arguments are shifted, then most likely the first argument is a
> hidden result. It really depends on which architecture it is and how
> _Complex double is returned there.
>
> Jakub
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