pub unsafe extern fn LAPACKE_cgeev(matrix_layout: c_int,
jobvl: c_char,
jobvr: c_char,
n: lapack_int,
a: *mut lapack_complex_float,
lda: lapack_int,
w: *mut lapack_complex_float,
vl: *mut lapack_complex_float,
ldvl: lapack_int,
vr: *mut lapack_complex_float,
ldvr: lapack_int)
-> lapack_int