Symbol: kern_socketpair
sys/compat/linux/linux_socket.c
1211
error = kern_socketpair(td, domain, type, 0, sv);
sys/kern/uipc_syscalls.c
648
error = kern_socketpair(td, uap->domain, uap->type,
sys/sys/syscallsubr.h
399
int kern_socketpair(struct thread *td, int domain, int type, int protocol,