ref: 1145d79a11e8bf6852d8ee786bcad1f2a9ab2ad7
dir: /sys/src/ape/lib/bsd/socketpair.c/
/* posix */
#include <sys/types.h>
#include <unistd.h>
#include <stdlib.h>
#include <errno.h>
/* bsd extensions */
#include <sys/uio.h>
#include <sys/socket.h>
int
socketpair(int domain, int type, int protocol, int *sv)
{
switch(domain){
case PF_UNIX:
return pipe(sv);
default:
errno = EOPNOTSUPP;
return -1;
}
}