/// Retrieve NUMA memory policy for a thread
pub unsafe fn get_mempolicy(
mode: &mut i32,
nmask: &mut usize,
maxnode: usize,
addr: usize,
flags: usize,
) -> Result<(), Errno> {
let mode_ptr = mode as *mut i32 as usize;
let nmask_ptr = nmask as *mut usize as usize;
syscall5(SYS_GET_MEMPOLICY, mode_ptr, nmask_ptr, maxnode, addr, flags).map(drop)
}