pub unsafe extern fn cggev3_(jobvl: *const c_char,
jobvr: *const c_char,
n: *const lapack_int,
a: *mut lapack_complex_float,
lda: *const lapack_int,
b: *mut lapack_complex_float,
ldb: *const lapack_int,
alpha: *mut lapack_complex_float,
beta: *mut lapack_complex_float,
vl: *mut lapack_complex_float,
ldvl: *const lapack_int,
vr: *mut lapack_complex_float,
ldvr: *const lapack_int,
work: *mut lapack_complex_float,
lwork: *const lapack_int,
rwork: *mut c_float,
info: *mut lapack_int)