pub unsafe extern "C" fn LAPACKE_slacn2_work(
n: lapack_int,
v: *mut c_float,
x: *mut c_float,
isgn: *mut lapack_int,
est: *mut c_float,
kase: *mut lapack_int,
isave: *mut lapack_int,
) -> lapack_int
pub unsafe extern "C" fn LAPACKE_slacn2_work(
n: lapack_int,
v: *mut c_float,
x: *mut c_float,
isgn: *mut lapack_int,
est: *mut c_float,
kase: *mut lapack_int,
isave: *mut lapack_int,
) -> lapack_int