Function pipe 

pub unsafe fn pipe(pipefd: &mut [i32; 2]) -> Result<(), Errno>

Create a pipe.

Examples

let mut fds = [-1_i32, 2];
let ret = unsafe { nc::pipe(&mut fds) };
assert!(ret.is_ok());
let ret = unsafe { nc::close(fds[0]) };
assert!(ret.is_ok());
let ret = unsafe { nc::close(fds[1]) };
assert!(ret.is_ok());