ref: cde4b93a27af60da423b3ed387de5f7a31ba32b7
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;
}
}