Function NSCreateHashTableWithZone 

pub unsafe extern "C-unwind" fn NSCreateHashTableWithZone(
    call_backs: NSHashTableCallBacks,
    capacity: NSUInteger,
    zone: *mut NSZone,
) -> Retained<NSHashTable>

Available on crate features NSHashTable and NSString and NSZone only.

Safety

• call_backs struct field 1 must be implemented correctly.
• call_backs struct field 2 must be implemented correctly.
• call_backs struct field 3 must be implemented correctly.
• call_backs struct field 4 must be implemented correctly.
• call_backs struct field 5 must be implemented correctly.
• zone must be a valid pointer or null.