Symbol: SO_PEERCRED
net/core/sock.c
1896
case SO_PEERCRED:
tools/testing/selftests/landlock/fs_test.c
4767
ASSERT_EQ(0, getsockopt(conn_fd, SOL_SOCKET, SO_PEERCRED, &cred,
tools/testing/selftests/net/af_unix/scm_pidfd.c
461
if (getsockopt(cfd, SOL_SOCKET, SO_PEERCRED, &peer_cred, &len)) {