PF_LOCAL
if (socketpair(PF_LOCAL, SOCK_STREAM, 0, pfd) == -1) {
if ((listensock = socket(PF_LOCAL, SOCK_STREAM, 0)) == -1)
if ((sock = socket(PF_LOCAL, SOCK_STREAM, 0)) == -1)
ASS(socketpair(PF_LOCAL, SOCK_STREAM, 0, pfd) == 0,
if (socketpair(PF_LOCAL, type, 0, pfd) == -1)
if (socketpair(PF_LOCAL, type, 0, pfd) == -1)
if ((listensock = socket(PF_LOCAL, type, 0)) == -1)
if ((sock = socket(PF_LOCAL, type, 0)) == -1)
if ((s = socket(PF_LOCAL, SOCK_STREAM, 0)) == -1)