Function gsl_sys::cblas_dgemm

pub unsafe extern "C" fn cblas_dgemm(
    Order: CBLAS_ORDER, 
    TransA: CBLAS_TRANSPOSE, 
    TransB: CBLAS_TRANSPOSE, 
    M: c_int, 
    N: c_int, 
    K: c_int, 
    alpha: f64, 
    A: *const f64, 
    lda: c_int, 
    B: *const f64, 
    ldb: c_int, 
    beta: f64, 
    C: *mut f64, 
    ldc: c_int
)