Coping (6)
'coping' is the definition.
('manage' can be a synonym of 'cope')
This is the entire clue.
(Other definitions for managing that I've seen before include "Running; coping" , "Handling" .)
(Other definitions for awning that I've seen before include "It keeps sun and rain off a shop window" , "Canopy for shelter from rain or sun" , "Canopy of canvas for shelter" , "Canvas covering in front of shop" , "Sunshade" .)