peer_hashtable: fix address hashing on systems with holes in sockaddr definitions
peer_hashtable: fix address hashing on systems with holes in sockaddr definitions

rlei/fastd-android,fpletz/fastd,rlei/fastd-android,rlei/fastd-android,fpletz/fastd,fpletz/fastd,fpletz/fastd,fpletz/fastd,rlei/fastd-android,rlei/fastd-android