pub unsafe extern "C" fn LAPACKE_shseqr_work(
matrix_layout: c_int,
job: c_char,
compz: c_char,
n: lapack_int,
ilo: lapack_int,
ihi: lapack_int,
h: *mut f32,
ldh: lapack_int,
wr: *mut f32,
wi: *mut f32,
z: *mut f32,
ldz: lapack_int,
work: *mut f32,
lwork: lapack_int,
) -> lapack_int