813d52d resolved: use right conditionalization when setting unicast ifindex on UDP sockets

1 file Authored by Lennart Poettering a year ago, Committed by zbyszek a year ago,
    resolved: use right conditionalization when setting unicast ifindex on UDP sockets
    
    (cherry picked from commit 5faaed5b62d5ed88d8df2802c5ab4d3ab2eb755a)