1 #include <u.h>
2 #define NOPLAN9DEFINES
3 #include <libc.h>
4 #include <sys/socket.h>
5 
6 /*
7  * We use socketpair to get a two-way pipe.
8  * The pipe still doesn't preserve message boundaries.
9  * Worse, it cannot be reopened via /dev/fd/NNN on Linux.
10  */
11 int
12 p9pipe(int fd[2])
13 {
14 	return socketpair(AF_UNIX, SOCK_STREAM, 0, fd);
15 }