scilabdaxpy	n	a	x	incx	y	incy
n	scalar
a	scalar
x	vector	nx
incx	scalar
y	vector	ny
incy	scalar

daxpy	n	a	x	incx	y	incy
n	int
a	double
x	double
incx	int
y	double
incy	int

out	sequence	y
*********************
