create_pair
err = create_pair(&ctx.c1, &ctx.p1, SOCK_STREAM);
err = create_pair(&ctx.c2, &ctx.p2, SOCK_STREAM);
err = create_pair(family, sotype, c0, p0);
err = create_pair(family, sotype, c1, p1);
if (create_pair(AF_VSOCK, SOCK_STREAM, &conn, &peer))
err = create_pair(AF_VSOCK, SOCK_STREAM, &c, &p);
err = create_pair(AF_VSOCK, SOCK_STREAM, &c, &p);
err = create_pair(AF_INET, SOCK_STREAM, &c1, &p1);
err = create_pair(AF_INET, SOCK_STREAM, &c1, &p1);
err = create_pair(AF_INET, SOCK_STREAM, &c1, &p1);
err = create_pair(family, sotype, &c, &p);
err = create_pair(family, sotype, &c, &p);
err = create_pair(family, sotype, &c, &p);
err = create_pair(family, sotype, c, p);
err = create_pair(family, sotype, &c, &p);
err = create_pair(family, sotype, &c, &p);
err = create_pair(family, sotype, &c, &p);
ret = create_pair(AF_INET, SOCK_DGRAM, &c1, &p1);