double dznrm2 ( int n, complex x[], int incx ); double dzasum ( int n, complex x[], int incx ); int izamax ( int n, complex x[], int incx ); void zaxpy ( int n, complex ca, complex cx[], int incx, complex cy[], int incy ); void zcopy ( int n, complex cx[], int incx, complex cy[], int incy ); complex zdotc ( int n, complex cx[], int incx, complex cy[], int incy ); complex zdotu ( int n, complex cx[], int incx, complex cy[], int incy ); void zdrot ( int n, complex cx[], int incx, complex cy[], int incy, double c, double s ); void zdscal ( int n, double sa, complex cx[], int incx ); void zrotg ( complex *ca, complex cb, double *c, complex *s ); void zscal ( int n, complex ca, complex cx[], int incx ); void zswap ( int n, complex cx[], int incx, complex cy[], int incy );