Here is a list of all variables with links to the structures/unions they belong to:

i2c : uniqueid2_t
i2c_address : uniqueid2_cfg_t
i2c_speed : uniqueid2_cfg_t
scl : uniqueid2_cfg_t
sda : uniqueid2_cfg_t
slave_address : uniqueid2_t
wc : uniqueid2_cfg_t, uniqueid2_t