pub unsafe extern "C" fn dhgeqz_(
job: *const c_char,
compq: *const c_char,
compz: *const c_char,
n: *const c_int,
ILO: *const c_int,
IHI: *const c_int,
a: *mut c_double,
lda: *const c_int,
b: *mut c_double,
ldb: *const c_int,
alphar: *mut c_double,
alphai: *mut c_double,
Rf_beta: *const c_double,
q: *mut c_double,
ldq: *const c_int,
z: *mut c_double,
ldz: *const c_int,
work: *mut c_double,
lwork: *const c_int,
info: *mut c_int,
)