pub unsafe extern fn zgghrd_(compq: *const c_char, compz: *const c_char, n: *const lapack_int, ilo: *const lapack_int, ihi: *const lapack_int, a: *mut lapack_complex_double, lda: *const lapack_int, b: *mut lapack_complex_double, ldb: *const lapack_int, q: *mut lapack_complex_double, ldq: *const lapack_int, z: *mut lapack_complex_double, ldz: *const lapack_int, info: *mut lapack_int)