pub unsafe extern "C" fn ztrexc_(
compq: *const c_char,
n: *const lapack_int,
t: *mut lapack_complex_double,
ldt: *const lapack_int,
q: *mut lapack_complex_double,
ldq: *const lapack_int,
ifst: *const lapack_int,
ilst: *const lapack_int,
info: *const lapack_int,
)