pub unsafe extern "C" fn cblas_zgemm( order: Order, trans_a: Transpose, trans_b: Transpose, m: u32, n: u32, k: u32, alpha: *const c_void, a: *const c_void, lda: u32, b: *const c_void, ldb: u32, beta: *const c_void, c: *mut c_void, ldc: u32)