rblas::matrix::ll::cblas_s::cblas_sgemm

pub unsafe extern fn cblas_sgemm(order: Order, trans_a: Transpose, trans_b: Transpose, m: c_int, n: c_int, k: c_int, alpha: c_float, a: *const c_float, lda: c_int, b: *const c_float, ldb: c_int, beta: c_float, c: *mut c_float, ldc: c_int)