pub unsafe extern "C" fn chpr2_(
uplo: *const bla_character,
n: *const bla_integer,
alpha: *const bla_scomplex,
x: *const bla_scomplex,
incx: *const bla_integer,
y: *const bla_scomplex,
incy: *const bla_integer,
ap: *mut bla_scomplex,
) -> c_int