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	pipe.c - 9base - revived minimalist port of Plan 9 userland to Unix
	git clone git://git.suckless.org/9base
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	---
	pipe.c (320B)
	---
	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 }