RTF_UP = 0x1 RTF_GATEWAY = 0x2 RTF_HOST = 0x4 RTF_REJECT = 0x8 RTF_DYNAMIC = 0x10 RTF_MODIFIED = 0x20 RTF_DONE = 0x40 RTF_DELCLONE = 0x80 RTF_CLONING = 0x100 RTF_XRESOLVE = 0x200 RTF_LLINFO = 0x400 RTF_STATIC = 0x800 RTF_BLACKHOLE = 0x1000 RTF_PROTO2 = 0x4000 RTF_PROTO1 = 0x8000 RTF_PRCLONING = 0x10000 RTF_WASCLONED = 0x20000 RTF_PROTO3 = 0x40000 RTF_PINNED = 0x100000 RTF_LOCAL = 0x200000 RTF_BROADCAST = 0x400000 RTF_MULTICAST = 0x800000 RTF_IFSCOPE = 0x1000000 RTF_CONDEMNED = 0x2000000 RTF_IFREF = 0x4000000 RTF_PROXY = 0x8000000 RTF_ROUTER = 0x10000000