Function julia_sys::jl_new_datatype

pub unsafe extern "C" fn jl_new_datatype(
    name: *mut jl_sym_t, 
    super_: *mut jl_datatype_t, 
    parameters: *mut jl_svec_t, 
    fnames: *mut jl_svec_t, 
    ftypes: *mut jl_svec_t, 
    abstract_: c_int, 
    mutabl: c_int, 
    ninitialized: c_int
) -> *mut jl_datatype_t