Function prototype or declaration at samples/bpf/xdp_redirect_cpu_kern.c, line 68 References: samples/bpf/xdp_redirect_cpu_kern.c, line 43 samples/bpf/xdp_redirect_cpu_kern.c, line 44 samples/bpf/xdp_redirect_cpu_kern.c, line 51 samples/bpf/xdp_redirect_cpu_kern.c, line 52 samples/bpf/xdp_redirect_cpu_kern.c, line 60 samples/bpf/xdp_redirect_cpu_kern.c, line 61 samples/bpf/xdp_redirect_cpu_kern.c, line 68 samples/bpf/xdp_redirect_cpu_kern.c, line 69 samples/bpf/xdp_redirect_cpu_kern.c, line 78 samples/bpf/xdp_redirect_cpu_kern.c, line 79 samples/bpf/xdp_redirect_cpu_kern.c, line 84 samples/bpf/xdp_redirect_cpu_kern.c, line 85 samples/bpf/xdp_redirect_cpu_kern.c, line 90 samples/bpf/xdp_redirect_cpu_kern.c, line 91 samples/bpf/xdp_redirect_cpu_kern.c, line 98 samples/bpf/xdp_redirect_cpu_kern.c, line 99