NR_CASES
for (i = 0; i < NR_CASES; i++) {
int sndbuf_setsockopt[NR_CASES] = {-1, 0, 8192, INT_MAX / 2, INT_MAX};
int sndbuf_getsockopt[NR_CASES] = {-1, -1, -1, -1, -1};
int sndbuf_getsockopt_expected[NR_CASES];
for (i = 0; i < NR_CASES; i++) {