Function lapack_sys::fortran::spteqr_

pub unsafe extern fn spteqr_(compz: *const c_char,
                             n: *const lapack_int,
                             d: *mut c_float,
                             e: *mut c_float,
                             z: *mut c_float,
                             ldz: *const lapack_int,
                             work: *mut c_float,
                             info: *mut lapack_int)