Here is a list of all documented struct and union fields with links to the struct/union documentation for each field:

A

B

C

D

E

F

G

H

I

L

M

N

O

P

R

S

T

U

V

W

_

- u -

• user_data : async_when_pending_worker, async_work_on_timeout, pheap, repeating_timer