#[derive(Zeroable)]Expand description
Derive the Zeroable trait for a struct
The macro ensures that the struct follows all the the safety requirements
for the Zeroable trait.
The following constraints need to be satisfied for the macro to succeed
- All fields in the struct must to implement 
Zeroable 
Example
#[derive(Copy, Clone, Zeroable)]
#[repr(C)]
struct Test {
  a: u16,
  b: u16,
}