{"_-012345", 0, 0, ErrSyntax},
	{"_012345", 0, 0, ErrSyntax},
	{"0__12345", 0, 0, ErrSyntax},
	{"01234__5", 0, 0, ErrSyntax},
	{"012345_", 0, 0, ErrSyntax},

	{"+0xf", 0, 0xf, nil},
	{"-0xf", 0, -0xf, nil},
	{"0x+f", 0, 0, ErrSyntax},
	{"0x-f", 0, 0, ErrSyntax},
}

type parseUint32Test struct {
	in  string
	out uint32
	err error
}

	_SIGTRAP   = 0x5
	_SIGABRT   = 0x6
	_SIGEMT    = 0x7
	_SIGFPE    = 0x8
	_SIGKILL   = 0x9
	_SIGBUS    = 0xa
	_SIGSEGV   = 0xb
	_SIGSYS    = 0xc
	_SIGPIPE   = 0xd
	_SIGALRM   = 0xe
	_SIGTERM   = 0xf
	_SIGURG    = 0x10
	_SIGSTOP   = 0x11
	_SIGTSTP   = 0x12
	_SIGCONT   = 0x13
	_SIGCHLD   = 0x14
	_SIGTTIN   = 0x15
	_SIGTTOU   = 0x16
	_SIGIO     = 0x17
	_SIGXCPU   = 0x18
	_SIGXFSZ   = 0x19

      }

      while (!encodedCharBuffer.exhausted()) {
        val b = encodedCharBuffer.readByte().toInt() and 0xff
        writeByte('%'.code)
        writeByte(HEX_DIGITS[b shr 4 and 0xf].code)
        writeByte(HEX_DIGITS[b and 0xf].code)
      }
    } else {
      // This character doesn't need encoding. Just copy it over.
      writeUtf8CodePoint(codePoint)
    }
    i += Character.charCount(codePoint)
  }
}

	AF_DECnet                         = 0xc
	AF_DLI                            = 0xd
	AF_E164                           = 0x1a
	AF_ECMA                           = 0x8
	AF_HYLINK                         = 0xf
	AF_IEEE80211                      = 0x20
	AF_IMPLINK                        = 0x3
	AF_INET                           = 0x2
	AF_INET6                          = 0x18
	AF_IPX                            = 0x17

	AF_DECnet                         = 0xc
	AF_DLI                            = 0xd
	AF_E164                           = 0x1a
	AF_ECMA                           = 0x8
	AF_HYLINK                         = 0xf
	AF_IEEE80211                      = 0x20
	AF_IMPLINK                        = 0x3
	AF_INET                           = 0x2
	AF_INET6                          = 0x18
	AF_IPX                            = 0x17

	AF_DECnet                         = 0xc
	AF_DLI                            = 0xd
	AF_E164                           = 0x1a
	AF_ECMA                           = 0x8
	AF_HYLINK                         = 0xf
	AF_IEEE80211                      = 0x20
	AF_IMPLINK                        = 0x3
	AF_INET                           = 0x2
	AF_INET6                          = 0x18
	AF_IPX                            = 0x17

	_SIGTRAP   = 0x5
	_SIGABRT   = 0x6
	_SIGEMT    = 0x7
	_SIGFPE    = 0x8
	_SIGKILL   = 0x9
	_SIGBUS    = 0xa
	_SIGSEGV   = 0xb
	_SIGSYS    = 0xc
	_SIGPIPE   = 0xd
	_SIGALRM   = 0xe
	_SIGTERM   = 0xf
	_SIGURG    = 0x10
	_SIGSTOP   = 0x11
	_SIGTSTP   = 0x12
	_SIGCONT   = 0x13
	_SIGCHLD   = 0x14
	_SIGTTIN   = 0x15
	_SIGTTOU   = 0x16
	_SIGIO     = 0x17
	_SIGXCPU   = 0x18
	_SIGXFSZ   = 0x19

	IFLA_COST           = 0x8
	IFLA_PRIORITY       = 0x9
	IFLA_MASTER         = 0xa
	IFLA_WIRELESS       = 0xb
	IFLA_PROTINFO       = 0xc
	IFLA_TXQLEN         = 0xd
	IFLA_MAP            = 0xe
	IFLA_WEIGHT         = 0xf
	IFLA_OPERSTATE      = 0x10
	IFLA_LINKMODE       = 0x11
	IFLA_LINKINFO       = 0x12
	IFLA_NET_NS_PID     = 0x13
	IFLA_IFALIAS        = 0x14
	IFLA_MAX            = 0x22
	RT_SCOPE_UNIVERSE   = 0x0

	const hex = "0123456789abcdef"
	p := make([]byte, 0, len(s)+2*n)
	for r := 0; r < len(s); r++ {
		if c := s[r]; c <= ' ' || (c == '.' && r > slash) || c == '%' || c == '"' || c >= 0x7F {
			p = append(p, '%', hex[c>>4], hex[c&0xF])
		} else {
			p = append(p, c)
		}
	}

	return string(p)
}

// PrefixToPath is the inverse of PathToPrefix, replacing escape sequences with
// the original character.

	_PROT_WRITE = 0x2
	_PROT_EXEC  = 0x4

	_MAP_ANON    = 0x20
	_MAP_PRIVATE = 0x2
	_MAP_FIXED   = 0x10

	_MADV_DONTNEED   = 0x4
	_MADV_FREE       = 0x8
	_MADV_HUGEPAGE   = 0xe
	_MADV_NOHUGEPAGE = 0xf
	_MADV_COLLAPSE   = 0x19

	_SA_RESTART  = 0x10000000
	_SA_ONSTACK  = 0x8000000
	_SA_SIGINFO  = 0x4
	_SA_RESTORER = 0x0

	_SI_KERNEL = 0x80
	_SI_TIMER  = -0x2

	_SIGHUP    = 0x1
	_SIGINT    = 0x2