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
)