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

A

B

C

D

E

F

G

H

I

K

L

M

N

O

P

R

S

T

U

V

W

X

Y

- o -

• off : mac_driver, radio_driver
• oid : snmp_mib_resource_s, snmp_varbind_s
• on : mac_driver, radio_driver
• out : snmp_packet_t, uip_mcast6_driver
• output : network_driver
• overflow : nrf_ipc_shared_mem