/// Get file handle.
pub unsafe fn getfhat<P: AsRef<Path>>(
fd: i32,
path: P,
fh: &mut fhandle_t,
flag: i32,
) -> Result<(), Errno> {
let fd = fd as usize;
let path = CString::new(path.as_ref());
let path_ptr = path.as_ptr() as usize;
let fh_ptr = fh as *mut fhandle_t as usize;
let flag = flag as usize;
syscall4(SYS_GETFHAT, fd, path_ptr, fh_ptr, flag).map(drop)
}