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2023-12-11 1f93a7dfd1f8d5ff7a5c53246c7534fe2332d6f4

 kernel/samples/bpf/sock_example.c
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@@ -99,7 +99,7 @@
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 {
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 	FILE *f;
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-	f = popen("ping -c5 localhost", "r");
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+	f = popen("ping -4 -c5 localhost", "r");
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 	(void)f;
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 	return test_sock();