pub unsafe extern fn zgesvdx_(jobu: *const c_char, jobvt: *const c_char, range: *const c_char, m: *const lapack_int, n: *const lapack_int, a: *mut lapack_complex_double, lda: *const lapack_int, vl: *const c_double, vu: *const c_double, il: *const lapack_int, iu: *const lapack_int, ns: *mut lapack_int, s: *mut c_double, u: *mut lapack_complex_double, ldu: *const lapack_int, vt: *mut lapack_complex_double, ldvt: *const lapack_int, work: *mut lapack_complex_double, lwork: *const lapack_int, rwork: *mut c_double, iwork: *mut lapack_int, info: *mut lapack_int)