bpf_kfunc_call_test5
ret = bpf_kfunc_call_test5(0xFF, 0xFFFF, 0xFFFFffffULL);
ret = bpf_kfunc_call_test5(val8, val16, val32);
ret = bpf_kfunc_call_test5(val8 * 0xFF, val16 * 0xFFFF, val32 * 0xFFFFffffULL);
BTF_ID_FLAGS(func, bpf_kfunc_call_test5)
int bpf_kfunc_call_test5(__u8 a, __u16 b, __u32 c) __ksym;