sd_rtnl_message_read_cache_info 1444 src/network/networkd-link.c         r = sd_rtnl_message_read_cache_info(message, IFA_CACHEINFO,
sd_rtnl_message_read_cache_info  121 src/systemd/sd-rtnl.h int sd_rtnl_message_read_cache_info(sd_rtnl_message *m, unsigned short type, struct ifa_cacheinfo *info);