blas_sys::cblas_zgemm

pub unsafe extern fn cblas_zgemm(layout: CblasLayout, transa: CblasTranspose, transb: CblasTranspose, m: c_int, n: c_int, k: c_int, alpha: *const c_double_complex, a: *const c_double_complex, lda: c_int, b: *const c_double_complex, ldb: c_int, beta: *const c_double_complex, c: *mut c_double_complex, ldc: c_int)