Extern or forward variable declaration arch/x86/include/asm/nmi.h, line 16 [usage...] include/linux/fs.h, line 2650 [usage...] include/linux/hugetlb.h, line 8 [usage...] include/linux/mmzone.h, line 797 [usage...] include/linux/nmi.h, line 51 [usage...] include/linux/proc_fs.h, line 264 [usage...] include/linux/security.h, line 49 [usage...] include/linux/sysctl.h, line 937 [usage...] include/linux/writeback.h, line 152 [usage...] include/net/ax25.h, line 212 [usage...] include/net/ndisc.h, line 52 [usage...] include/net/net_namespace.h, line 283 [usage...] Typedef include/linux/sysctl.h, line 964 [usage...] Structure include/linux/sysctl.h, line 1036 [usage...] Class, struct, or union member arch/s390/appldata/appldata.h, line 32 [usage...] include/linux/sysctl.h, line 1065 [usage...] include/net/netfilter/nf_conntrack_l3proto.h, line 69 [usage...] include/net/netfilter/nf_conntrack_l4proto.h, line 84 [usage...]