Extern or forward variable declaration include/linux/ipc_namespace.h, line 124 [usage...] include/linux/proc_fs.h, line 261 [usage...] include/linux/sysctl.h, line 950 [usage...] include/net/net_namespace.h, line 27 [usage...] include/net/net_namespace.h, line 271 [usage...] include/net/netns/conntrack.h, line 8 [usage...] include/net/netns/core.h, line 4 [usage...] include/net/netns/ipv4.h, line 10 [usage...] include/net/netns/ipv6.h, line 11 [usage...] include/net/netns/unix.h, line 7 [usage...] include/net/netns/xfrm.h, line 10 [usage...] Structure include/linux/sysctl.h, line 1039 [usage...] Class, struct, or union member include/net/netfilter/nf_conntrack_l3proto.h, line 67 [usage...] include/net/netfilter/nf_conntrack_l4proto.h, line 83 [usage...]