xt_secmark_target_selinux_info 22 include/linux/netfilter/xt_SECMARK.h struct xt_secmark_target_selinux_info sel; xt_secmark_target_selinux_info 55 net/netfilter/xt_SECMARK.c struct xt_secmark_target_selinux_info *sel = &info->u.sel;