diff --git a/go.mod b/go.mod
index 9103722d..30a5f777 100644
--- a/go.mod
+++ b/go.mod
@@ -21,9 +21,9 @@ require (
 	github.com/kardianos/service v1.0.1-0.20191017145738-4df36c9fc1c6
 	github.com/miekg/dns v1.1.24
 	github.com/powerman/check v1.2.1
-	golang.org/x/crypto v0.0.0-20191202143827-86a70503ff7e
-	golang.org/x/net v0.0.0-20191126235420-ef20fe5d7933
-	golang.org/x/sys v0.0.0-20191128015809-6d18c012aee9
+	golang.org/x/crypto v0.0.0-20191206172530-e9b2fee46413
+	golang.org/x/net v0.0.0-20191207000613-e7e4b65ae663
+	golang.org/x/sys v0.0.0-20191206220618-eeba5f6aabab
 	gopkg.in/natefinch/lumberjack.v2 v2.0.0
 	gopkg.in/yaml.v2 v2.2.5 // indirect
 )
diff --git a/go.sum b/go.sum
index 94143040..26d1d2a3 100644
--- a/go.sum
+++ b/go.sum
@@ -46,8 +46,6 @@ github.com/k-sone/critbitgo v1.4.0 h1:l71cTyBGeh6X5ATh6Fibgw3+rtNT80BA0uNNWgkPrb
 github.com/k-sone/critbitgo v1.4.0/go.mod h1:7E6pyoyADnFxlUBEKcnfS49b7SUAQGMK+OAp/UQvo0s=
 github.com/kardianos/service v1.0.1-0.20191017145738-4df36c9fc1c6 h1:yXmAejtSQYYDbY5Zv4BQDV4irr8r88UjcWufn4PtF5I=
 github.com/kardianos/service v1.0.1-0.20191017145738-4df36c9fc1c6/go.mod h1:8CzDhVuCuugtsHyZoTvsOBuvonN/UDBvl0kH+BUxvbo=
-github.com/miekg/dns v1.1.22 h1:Jm64b3bO9kP43ddLjL2EY3Io6bmy1qGb9Xxz6TqS6rc=
-github.com/miekg/dns v1.1.22/go.mod h1:bPDLeHnStXmXAq1m/Ch/hvfNHr14JKNPMBo3VZKjuso=
 github.com/miekg/dns v1.1.24 h1:6G8Eop/HM8hpagajbn0rFQvAKZWiiCa8P6N2I07+wwI=
 github.com/miekg/dns v1.1.24/go.mod h1:bPDLeHnStXmXAq1m/Ch/hvfNHr14JKNPMBo3VZKjuso=
 github.com/pkg/errors v0.8.1 h1:iURUrRGxPUNPdy5/HRSm+Yj6okJ6UtLINN0Q9M4+h3I=
@@ -64,14 +62,14 @@ github.com/smartystreets/goconvey v1.6.4/go.mod h1:syvi0/a8iFYH4r/RixwvyeAJjdLS9
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20190909091759-094676da4a83/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20190923035154-9ee001bba392/go.mod h1:/lpIB1dKB+9EgE3H3cr1v9wB50oz8l4C4h62xy7jSTY=
-golang.org/x/crypto v0.0.0-20191202143827-86a70503ff7e h1:egKlR8l7Nu9vHGWbcUV8lqR4987UfUbBd7GbhqGzNYU=
-golang.org/x/crypto v0.0.0-20191202143827-86a70503ff7e/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
+golang.org/x/crypto v0.0.0-20191206172530-e9b2fee46413 h1:ULYEB3JvPRE/IfO+9uO7vKV/xzVTO7XPAwm8xbf4w2g=
+golang.org/x/crypto v0.0.0-20191206172530-e9b2fee46413/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20190923162816-aa69164e4478/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
-golang.org/x/net v0.0.0-20191126235420-ef20fe5d7933 h1:e6HwijUxhDe+hPNjZQQn9bA5PW3vNmnN64U2ZW759Lk=
-golang.org/x/net v0.0.0-20191126235420-ef20fe5d7933/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
+golang.org/x/net v0.0.0-20191207000613-e7e4b65ae663 h1:Dd5RoEW+yQi+9DMybroBctIdyiwuNT7sJFMC27/6KxI=
+golang.org/x/net v0.0.0-20191207000613-e7e4b65ae663/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58 h1:8gQV6CLnAEikrhgkHFbMAEhagSSnXWGV915qUMm9mrU=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sys v0.0.0-20190204203706-41f3e6584952/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
@@ -82,8 +80,8 @@ golang.org/x/sys v0.0.0-20190909082730-f460065e899a/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20190922100055-0a153f010e69/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190924154521-2837fb4f24fe/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191029155521-f43be2a4598c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20191128015809-6d18c012aee9 h1:ZBzSG/7F4eNKz2L3GE9o300RX0Az1Bw5HF7PDraD+qU=
-golang.org/x/sys v0.0.0-20191128015809-6d18c012aee9/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20191206220618-eeba5f6aabab h1:FvshnhkKW+LO3HWHodML8kuVX8rnJTxKm9dFPuI68UM=
+golang.org/x/sys v0.0.0-20191206220618-eeba5f6aabab/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2 h1:tW2bmiBqwgJj/UpqtC8EpXEZVYOwU0yG4iWbprSVAcs=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
diff --git a/vendor/github.com/miekg/dns/.travis.yml b/vendor/github.com/miekg/dns/.travis.yml
index c450c9f9..7661bfd8 100644
--- a/vendor/github.com/miekg/dns/.travis.yml
+++ b/vendor/github.com/miekg/dns/.travis.yml
@@ -2,8 +2,8 @@ language: go
 sudo: false
 
 go:
-  - 1.11.x
-  - 1.12.x
+  - "1.12.x"
+  - "1.13.x"
   - tip
 
 env:
diff --git a/vendor/github.com/miekg/dns/acceptfunc.go b/vendor/github.com/miekg/dns/acceptfunc.go
index c6920f79..eba7dcd5 100644
--- a/vendor/github.com/miekg/dns/acceptfunc.go
+++ b/vendor/github.com/miekg/dns/acceptfunc.go
@@ -19,9 +19,9 @@ var DefaultMsgAcceptFunc MsgAcceptFunc = defaultMsgAcceptFunc
 type MsgAcceptAction int
 
 const (
-	MsgAccept         MsgAcceptAction = iota // Accept the message
-	MsgReject                                // Reject the message with a RcodeFormatError
-	MsgIgnore                                // Ignore the error and send nothing back.
+	MsgAccept               MsgAcceptAction = iota // Accept the message
+	MsgReject                                      // Reject the message with a RcodeFormatError
+	MsgIgnore                                      // Ignore the error and send nothing back.
 	MsgRejectNotImplemented                        // Reject the message with a RcodeNotImplemented
 )
 
diff --git a/vendor/github.com/miekg/dns/edns.go b/vendor/github.com/miekg/dns/edns.go
index 8cdbfb0b..d244f7c6 100644
--- a/vendor/github.com/miekg/dns/edns.go
+++ b/vendor/github.com/miekg/dns/edns.go
@@ -360,7 +360,7 @@ func (e *EDNS0_COOKIE) copy() EDNS0           { return &EDNS0_COOKIE{e.Code, e.C
 // The EDNS0_UL (Update Lease) (draft RFC) option is used to tell the server to set
 // an expiration on an update RR. This is helpful for clients that cannot clean
 // up after themselves. This is a draft RFC and more information can be found at
-// http://files.dns-sd.org/draft-sekar-dns-ul.txt
+// https://tools.ietf.org/html/draft-sekar-dns-ul-02
 //
 //	o := new(dns.OPT)
 //	o.Hdr.Name = "."
@@ -370,24 +370,36 @@ func (e *EDNS0_COOKIE) copy() EDNS0           { return &EDNS0_COOKIE{e.Code, e.C
 //	e.Lease = 120 // in seconds
 //	o.Option = append(o.Option, e)
 type EDNS0_UL struct {
-	Code  uint16 // Always EDNS0UL
-	Lease uint32
+	Code     uint16 // Always EDNS0UL
+	Lease    uint32
+	KeyLease uint32
 }
 
 // Option implements the EDNS0 interface.
 func (e *EDNS0_UL) Option() uint16 { return EDNS0UL }
-func (e *EDNS0_UL) String() string { return strconv.FormatUint(uint64(e.Lease), 10) }
-func (e *EDNS0_UL) copy() EDNS0    { return &EDNS0_UL{e.Code, e.Lease} }
+func (e *EDNS0_UL) String() string { return fmt.Sprintf("%d %d", e.Lease, e.KeyLease) }
+func (e *EDNS0_UL) copy() EDNS0    { return &EDNS0_UL{e.Code, e.Lease, e.KeyLease} }
 
 // Copied: http://golang.org/src/pkg/net/dnsmsg.go
 func (e *EDNS0_UL) pack() ([]byte, error) {
-	b := make([]byte, 4)
+	var b []byte
+	if e.KeyLease == 0 {
+		b = make([]byte, 4)
+	} else {
+		b = make([]byte, 8)
+		binary.BigEndian.PutUint32(b[4:], e.KeyLease)
+	}
 	binary.BigEndian.PutUint32(b, e.Lease)
 	return b, nil
 }
 
 func (e *EDNS0_UL) unpack(b []byte) error {
-	if len(b) < 4 {
+	switch len(b) {
+	case 4:
+		e.KeyLease = 0
+	case 8:
+		e.KeyLease = binary.BigEndian.Uint32(b[4:])
+	default:
 		return ErrBuf
 	}
 	e.Lease = binary.BigEndian.Uint32(b)
diff --git a/vendor/github.com/miekg/dns/fuzz.go b/vendor/github.com/miekg/dns/fuzz.go
index a8a09184..57410acd 100644
--- a/vendor/github.com/miekg/dns/fuzz.go
+++ b/vendor/github.com/miekg/dns/fuzz.go
@@ -2,6 +2,8 @@
 
 package dns
 
+import "strings"
+
 func Fuzz(data []byte) int {
 	msg := new(Msg)
 
@@ -16,7 +18,14 @@ func Fuzz(data []byte) int {
 }
 
 func FuzzNewRR(data []byte) int {
-	if _, err := NewRR(string(data)); err != nil {
+	str := string(data)
+	// Do not fuzz lines that include the $INCLUDE keyword and hint the fuzzer
+	// at avoiding them.
+	// See GH#1025 for context.
+	if strings.Contains(strings.ToUpper(str), "$INCLUDE") {
+		return -1
+	}
+	if _, err := NewRR(str); err != nil {
 		return 0
 	}
 	return 1
diff --git a/vendor/github.com/miekg/dns/generate.go b/vendor/github.com/miekg/dns/generate.go
index 26edc4f4..f7e91a23 100644
--- a/vendor/github.com/miekg/dns/generate.go
+++ b/vendor/github.com/miekg/dns/generate.go
@@ -85,6 +85,7 @@ func (zp *ZoneParser) generate(l lex) (RR, bool) {
 	}
 	zp.sub = NewZoneParser(r, zp.origin, zp.file)
 	zp.sub.includeDepth, zp.sub.includeAllowed = zp.includeDepth, zp.includeAllowed
+	zp.sub.generateDisallowed = true
 	zp.sub.SetDefaultTTL(defaultTtl)
 	return zp.subNext()
 }
diff --git a/vendor/github.com/miekg/dns/labels.go b/vendor/github.com/miekg/dns/labels.go
index e32d2a1d..10d82471 100644
--- a/vendor/github.com/miekg/dns/labels.go
+++ b/vendor/github.com/miekg/dns/labels.go
@@ -126,20 +126,23 @@ func Split(s string) []int {
 // The bool end is true when the end of the string has been reached.
 // Also see PrevLabel.
 func NextLabel(s string, offset int) (i int, end bool) {
-	quote := false
+	if s == "" {
+		return 0, true
+	}
 	for i = offset; i < len(s)-1; i++ {
-		switch s[i] {
-		case '\\':
-			quote = !quote
-		default:
-			quote = false
-		case '.':
-			if quote {
-				quote = !quote
-				continue
-			}
-			return i + 1, false
+		if s[i] != '.' {
+			continue
 		}
+		j := i - 1
+		for j >= 0 && s[j] == '\\' {
+			j--
+		}
+
+		if (j-i)%2 == 0 {
+			continue
+		}
+
+		return i + 1, false
 	}
 	return i + 1, true
 }
@@ -149,17 +152,38 @@ func NextLabel(s string, offset int) (i int, end bool) {
 // The bool start is true when the start of the string has been overshot.
 // Also see NextLabel.
 func PrevLabel(s string, n int) (i int, start bool) {
+	if s == "" {
+		return 0, true
+	}
 	if n == 0 {
 		return len(s), false
 	}
-	lab := Split(s)
-	if lab == nil {
-		return 0, true
+
+	l := len(s) - 1
+	if s[l] == '.' {
+		l--
 	}
-	if n > len(lab) {
-		return 0, true
+
+	for ; l >= 0 && n > 0; l-- {
+		if s[l] != '.' {
+			continue
+		}
+		j := l - 1
+		for j >= 0 && s[j] == '\\' {
+			j--
+		}
+
+		if (j-l)%2 == 0 {
+			continue
+		}
+
+		n--
+		if n == 0 {
+			return l + 1, false
+		}
 	}
-	return lab[len(lab)-n], false
+
+	return 0, n > 1
 }
 
 // equal compares a and b while ignoring case. It returns true when equal otherwise false.
diff --git a/vendor/github.com/miekg/dns/scan.go b/vendor/github.com/miekg/dns/scan.go
index 0f9361af..671018b1 100644
--- a/vendor/github.com/miekg/dns/scan.go
+++ b/vendor/github.com/miekg/dns/scan.go
@@ -248,6 +248,7 @@ type ZoneParser struct {
 	includeDepth uint8
 
 	includeAllowed bool
+	generateDisallowed bool
 }
 
 // NewZoneParser returns an RFC 1035 style zonefile parser that reads
@@ -547,6 +548,9 @@ func (zp *ZoneParser) Next() (RR, bool) {
 
 			st = zExpectDirGenerate
 		case zExpectDirGenerate:
+			if zp.generateDisallowed {
+				return zp.setParseError("nested $GENERATE directive not allowed", l)
+			}
 			if l.value != zString {
 				return zp.setParseError("expecting $GENERATE value, not this...", l)
 			}
diff --git a/vendor/github.com/miekg/dns/version.go b/vendor/github.com/miekg/dns/version.go
index 0a833dc9..c3c6e2f4 100644
--- a/vendor/github.com/miekg/dns/version.go
+++ b/vendor/github.com/miekg/dns/version.go
@@ -3,7 +3,7 @@ package dns
 import "fmt"
 
 // Version is current version of this library.
-var Version = V{1, 1, 22}
+var Version = V{1, 1, 24}
 
 // V holds the version of this library.
 type V struct {
diff --git a/vendor/golang.org/x/sys/cpu/cpu_arm64.go b/vendor/golang.org/x/sys/cpu/cpu_arm64.go
new file mode 100644
index 00000000..6ac0b353
--- /dev/null
+++ b/vendor/golang.org/x/sys/cpu/cpu_arm64.go
@@ -0,0 +1,134 @@
+// Copyright 2019 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package cpu
+
+import "runtime"
+
+const cacheLineSize = 64
+
+func init() {
+	switch runtime.GOOS {
+	case "darwin":
+		// iOS does not seem to allow reading these registers
+	case "android", "linux":
+		doinit()
+	default:
+		readARM64Registers()
+	}
+}
+
+func readARM64Registers() {
+	Initialized = true
+
+	// ID_AA64ISAR0_EL1
+	isar0 := getisar0()
+
+	switch extractBits(isar0, 4, 7) {
+	case 1:
+		ARM64.HasAES = true
+	case 2:
+		ARM64.HasAES = true
+		ARM64.HasPMULL = true
+	}
+
+	switch extractBits(isar0, 8, 11) {
+	case 1:
+		ARM64.HasSHA1 = true
+	}
+
+	switch extractBits(isar0, 12, 15) {
+	case 1:
+		ARM64.HasSHA2 = true
+	case 2:
+		ARM64.HasSHA2 = true
+		ARM64.HasSHA512 = true
+	}
+
+	switch extractBits(isar0, 16, 19) {
+	case 1:
+		ARM64.HasCRC32 = true
+	}
+
+	switch extractBits(isar0, 20, 23) {
+	case 2:
+		ARM64.HasATOMICS = true
+	}
+
+	switch extractBits(isar0, 28, 31) {
+	case 1:
+		ARM64.HasASIMDRDM = true
+	}
+
+	switch extractBits(isar0, 32, 35) {
+	case 1:
+		ARM64.HasSHA3 = true
+	}
+
+	switch extractBits(isar0, 36, 39) {
+	case 1:
+		ARM64.HasSM3 = true
+	}
+
+	switch extractBits(isar0, 40, 43) {
+	case 1:
+		ARM64.HasSM4 = true
+	}
+
+	switch extractBits(isar0, 44, 47) {
+	case 1:
+		ARM64.HasASIMDDP = true
+	}
+
+	// ID_AA64ISAR1_EL1
+	isar1 := getisar1()
+
+	switch extractBits(isar1, 0, 3) {
+	case 1:
+		ARM64.HasDCPOP = true
+	}
+
+	switch extractBits(isar1, 12, 15) {
+	case 1:
+		ARM64.HasJSCVT = true
+	}
+
+	switch extractBits(isar1, 16, 19) {
+	case 1:
+		ARM64.HasFCMA = true
+	}
+
+	switch extractBits(isar1, 20, 23) {
+	case 1:
+		ARM64.HasLRCPC = true
+	}
+
+	// ID_AA64PFR0_EL1
+	pfr0 := getpfr0()
+
+	switch extractBits(pfr0, 16, 19) {
+	case 0:
+		ARM64.HasFP = true
+	case 1:
+		ARM64.HasFP = true
+		ARM64.HasFPHP = true
+	}
+
+	switch extractBits(pfr0, 20, 23) {
+	case 0:
+		ARM64.HasASIMD = true
+	case 1:
+		ARM64.HasASIMD = true
+		ARM64.HasASIMDHP = true
+	}
+
+	switch extractBits(pfr0, 32, 35) {
+	case 1:
+		ARM64.HasSVE = true
+	}
+}
+
+func extractBits(data uint64, start, end uint) uint {
+	return (uint)(data>>start) & ((1 << (end - start + 1)) - 1)
+}
diff --git a/vendor/golang.org/x/sys/cpu/cpu_arm64.s b/vendor/golang.org/x/sys/cpu/cpu_arm64.s
new file mode 100644
index 00000000..a54436e3
--- /dev/null
+++ b/vendor/golang.org/x/sys/cpu/cpu_arm64.s
@@ -0,0 +1,31 @@
+// Copyright 2019 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build !gccgo
+
+#include "textflag.h"
+
+// func getisar0() uint64
+TEXT ·getisar0(SB),NOSPLIT,$0-8
+	// get Instruction Set Attributes 0 into x0
+	// mrs x0, ID_AA64ISAR0_EL1 = d5380600
+	WORD	$0xd5380600
+	MOVD	R0, ret+0(FP)
+	RET
+
+// func getisar1() uint64
+TEXT ·getisar1(SB),NOSPLIT,$0-8
+	// get Instruction Set Attributes 1 into x0
+	// mrs x0, ID_AA64ISAR1_EL1 = d5380620
+	WORD	$0xd5380620
+	MOVD	R0, ret+0(FP)
+	RET
+
+// func getpfr0() uint64
+TEXT ·getpfr0(SB),NOSPLIT,$0-8
+	// get Processor Feature Register 0 into x0
+	// mrs x0, ID_AA64PFR0_EL1 = d5380400
+	WORD	$0xd5380400
+	MOVD	R0, ret+0(FP)
+	RET
diff --git a/vendor/golang.org/x/sys/cpu/cpu_gc_arm64.go b/vendor/golang.org/x/sys/cpu/cpu_gc_arm64.go
new file mode 100644
index 00000000..7b88e865
--- /dev/null
+++ b/vendor/golang.org/x/sys/cpu/cpu_gc_arm64.go
@@ -0,0 +1,11 @@
+// Copyright 2019 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build !gccgo
+
+package cpu
+
+func getisar0() uint64
+func getisar1() uint64
+func getpfr0() uint64
diff --git a/vendor/golang.org/x/sys/cpu/cpu_gccgo_arm64.go b/vendor/golang.org/x/sys/cpu/cpu_gccgo_arm64.go
new file mode 100644
index 00000000..53ca8d65
--- /dev/null
+++ b/vendor/golang.org/x/sys/cpu/cpu_gccgo_arm64.go
@@ -0,0 +1,11 @@
+// Copyright 2019 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build gccgo
+
+package cpu
+
+func getisar0() uint64 { return 0 }
+func getisar1() uint64 { return 0 }
+func getpfr0() uint64  { return 0 }
diff --git a/vendor/golang.org/x/sys/cpu/cpu_gccgo.c b/vendor/golang.org/x/sys/cpu/cpu_gccgo_x86.c
similarity index 100%
rename from vendor/golang.org/x/sys/cpu/cpu_gccgo.c
rename to vendor/golang.org/x/sys/cpu/cpu_gccgo_x86.c
diff --git a/vendor/golang.org/x/sys/cpu/cpu_gccgo.go b/vendor/golang.org/x/sys/cpu/cpu_gccgo_x86.go
similarity index 100%
rename from vendor/golang.org/x/sys/cpu/cpu_gccgo.go
rename to vendor/golang.org/x/sys/cpu/cpu_gccgo_x86.go
diff --git a/vendor/golang.org/x/sys/cpu/cpu_linux.go b/vendor/golang.org/x/sys/cpu/cpu_linux.go
index 10e712dc..fe139182 100644
--- a/vendor/golang.org/x/sys/cpu/cpu_linux.go
+++ b/vendor/golang.org/x/sys/cpu/cpu_linux.go
@@ -2,58 +2,14 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build !amd64,!amd64p32,!386
+// +build !386,!amd64,!amd64p32,!arm64
 
 package cpu
 
-import (
-	"io/ioutil"
-)
-
-const (
-	_AT_HWCAP  = 16
-	_AT_HWCAP2 = 26
-
-	procAuxv = "/proc/self/auxv"
-
-	uintSize = int(32 << (^uint(0) >> 63))
-)
-
-// For those platforms don't have a 'cpuid' equivalent we use HWCAP/HWCAP2
-// These are initialized in cpu_$GOARCH.go
-// and should not be changed after they are initialized.
-var hwCap uint
-var hwCap2 uint
-
 func init() {
-	buf, err := ioutil.ReadFile(procAuxv)
-	if err != nil {
-		// e.g. on android /proc/self/auxv is not accessible, so silently
-		// ignore the error and leave Initialized = false
+	if err := readHWCAP(); err != nil {
 		return
 	}
-
-	bo := hostByteOrder()
-	for len(buf) >= 2*(uintSize/8) {
-		var tag, val uint
-		switch uintSize {
-		case 32:
-			tag = uint(bo.Uint32(buf[0:]))
-			val = uint(bo.Uint32(buf[4:]))
-			buf = buf[8:]
-		case 64:
-			tag = uint(bo.Uint64(buf[0:]))
-			val = uint(bo.Uint64(buf[8:]))
-			buf = buf[16:]
-		}
-		switch tag {
-		case _AT_HWCAP:
-			hwCap = val
-		case _AT_HWCAP2:
-			hwCap2 = val
-		}
-	}
 	doinit()
-
 	Initialized = true
 }
diff --git a/vendor/golang.org/x/sys/cpu/cpu_linux_arm64.go b/vendor/golang.org/x/sys/cpu/cpu_linux_arm64.go
index fa7fb1bd..79a38a0b 100644
--- a/vendor/golang.org/x/sys/cpu/cpu_linux_arm64.go
+++ b/vendor/golang.org/x/sys/cpu/cpu_linux_arm64.go
@@ -4,8 +4,6 @@
 
 package cpu
 
-const cacheLineSize = 64
-
 // HWCAP/HWCAP2 bits. These are exposed by Linux.
 const (
 	hwcap_FP       = 1 << 0
@@ -35,6 +33,12 @@ const (
 )
 
 func doinit() {
+	if err := readHWCAP(); err != nil {
+		// failed to read /proc/self/auxv, try reading registers directly
+		readARM64Registers()
+		return
+	}
+
 	// HWCAP feature bits
 	ARM64.HasFP = isSet(hwCap, hwcap_FP)
 	ARM64.HasASIMD = isSet(hwCap, hwcap_ASIMD)
diff --git a/vendor/golang.org/x/sys/cpu/cpu_other_arm64.go b/vendor/golang.org/x/sys/cpu/cpu_other_arm64.go
index e1f31dd2..3ffc4afa 100644
--- a/vendor/golang.org/x/sys/cpu/cpu_other_arm64.go
+++ b/vendor/golang.org/x/sys/cpu/cpu_other_arm64.go
@@ -6,4 +6,4 @@
 
 package cpu
 
-const cacheLineSize = 64
+func doinit() {}
diff --git a/vendor/golang.org/x/sys/cpu/hwcap_linux.go b/vendor/golang.org/x/sys/cpu/hwcap_linux.go
new file mode 100644
index 00000000..f3baa379
--- /dev/null
+++ b/vendor/golang.org/x/sys/cpu/hwcap_linux.go
@@ -0,0 +1,56 @@
+// Copyright 2019 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package cpu
+
+import (
+	"io/ioutil"
+)
+
+const (
+	_AT_HWCAP  = 16
+	_AT_HWCAP2 = 26
+
+	procAuxv = "/proc/self/auxv"
+
+	uintSize = int(32 << (^uint(0) >> 63))
+)
+
+// For those platforms don't have a 'cpuid' equivalent we use HWCAP/HWCAP2
+// These are initialized in cpu_$GOARCH.go
+// and should not be changed after they are initialized.
+var hwCap uint
+var hwCap2 uint
+
+func readHWCAP() error {
+	buf, err := ioutil.ReadFile(procAuxv)
+	if err != nil {
+		// e.g. on android /proc/self/auxv is not accessible, so silently
+		// ignore the error and leave Initialized = false. On some
+		// architectures (e.g. arm64) doinit() implements a fallback
+		// readout and will set Initialized = true again.
+		return err
+	}
+	bo := hostByteOrder()
+	for len(buf) >= 2*(uintSize/8) {
+		var tag, val uint
+		switch uintSize {
+		case 32:
+			tag = uint(bo.Uint32(buf[0:]))
+			val = uint(bo.Uint32(buf[4:]))
+			buf = buf[8:]
+		case 64:
+			tag = uint(bo.Uint64(buf[0:]))
+			val = uint(bo.Uint64(buf[8:]))
+			buf = buf[16:]
+		}
+		switch tag {
+		case _AT_HWCAP:
+			hwCap = val
+		case _AT_HWCAP2:
+			hwCap2 = val
+		}
+	}
+	return nil
+}
diff --git a/vendor/golang.org/x/sys/unix/mkall.sh b/vendor/golang.org/x/sys/unix/mkall.sh
index 890ec464..fa0c69b9 100644
--- a/vendor/golang.org/x/sys/unix/mkall.sh
+++ b/vendor/golang.org/x/sys/unix/mkall.sh
@@ -50,7 +50,7 @@ if [[ "$GOOS" = "linux" ]]; then
 	# Use the Docker-based build system
 	# Files generated through docker (use $cmd so you can Ctl-C the build or run)
 	$cmd docker build --tag generate:$GOOS $GOOS
-	$cmd docker run --interactive --tty --volume $(dirname "$(readlink -f "$0")"):/build generate:$GOOS
+	$cmd docker run --interactive --tty --volume $(cd -- "$(dirname -- "$0")" && /bin/pwd):/build generate:$GOOS
 	exit
 fi
 
diff --git a/vendor/golang.org/x/sys/unix/syscall_netbsd.go b/vendor/golang.org/x/sys/unix/syscall_netbsd.go
index 211131d9..6135d383 100644
--- a/vendor/golang.org/x/sys/unix/syscall_netbsd.go
+++ b/vendor/golang.org/x/sys/unix/syscall_netbsd.go
@@ -249,6 +249,14 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 	return sendfile(outfd, infd, offset, count)
 }
 
+func Fstatvfs(fd int, buf *Statvfs_t) (err error) {
+	return Fstatvfs1(fd, buf, ST_WAIT)
+}
+
+func Statvfs(path string, buf *Statvfs_t) (err error) {
+	return Statvfs1(path, buf, ST_WAIT)
+}
+
 /*
  * Exposed directly
  */
@@ -287,6 +295,7 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 //sys	Fpathconf(fd int, name int) (val int, err error)
 //sys	Fstat(fd int, stat *Stat_t) (err error)
 //sys	Fstatat(fd int, path string, stat *Stat_t, flags int) (err error)
+//sys	Fstatvfs1(fd int, buf *Statvfs_t) (err error) = SYS_FSTATVFS1
 //sys	Fsync(fd int) (err error)
 //sys	Ftruncate(fd int, length int64) (err error)
 //sysnb	Getegid() (egid int)
@@ -343,6 +352,7 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 //sysnb	Settimeofday(tp *Timeval) (err error)
 //sysnb	Setuid(uid int) (err error)
 //sys	Stat(path string, stat *Stat_t) (err error)
+//sys	Statvfs1(path string, buf *Statvfs_t) (err error) = SYS_STATVFS1
 //sys	Symlink(path string, link string) (err error)
 //sys	Symlinkat(oldpath string, newdirfd int, newpath string) (err error)
 //sys	Sync() (err error)
diff --git a/vendor/golang.org/x/sys/unix/zptracearm_linux.go b/vendor/golang.org/x/sys/unix/zptrace_armnn_linux.go
similarity index 61%
rename from vendor/golang.org/x/sys/unix/zptracearm_linux.go
rename to vendor/golang.org/x/sys/unix/zptrace_armnn_linux.go
index faf23bbe..8bcde842 100644
--- a/vendor/golang.org/x/sys/unix/zptracearm_linux.go
+++ b/vendor/golang.org/x/sys/unix/zptrace_armnn_linux.go
@@ -1,4 +1,4 @@
-// Code generated by linux/mkall.go generatePtracePair(arm, arm64). DO NOT EDIT.
+// Code generated by linux/mkall.go generatePtracePair("arm", "arm64"). DO NOT EDIT.
 
 // +build linux
 // +build arm arm64
@@ -39,3 +39,15 @@ func PtraceGetRegsArm64(pid int, regsout *PtraceRegsArm64) error {
 func PtraceSetRegsArm64(pid int, regs *PtraceRegsArm64) error {
 	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
 }
+
+// PtraceGetRegSetArm64 fetches the registers used by arm64 binaries.
+func PtraceGetRegSetArm64(pid, addr int, regsout *PtraceRegsArm64) error {
+	iovec := Iovec{(*byte)(unsafe.Pointer(regsout)), uint64(unsafe.Sizeof(*regsout))}
+	return ptrace(PTRACE_GETREGSET, pid, uintptr(addr), uintptr(unsafe.Pointer(&iovec)))
+}
+
+// PtraceSetRegSetArm64 sets the registers used by arm64 binaries.
+func PtraceSetRegSetArm64(pid, addr int, regs *PtraceRegsArm64) error {
+	iovec := Iovec{(*byte)(unsafe.Pointer(regs)), uint64(unsafe.Sizeof(*regs))}
+	return ptrace(PTRACE_SETREGSET, pid, uintptr(addr), uintptr(unsafe.Pointer(&iovec)))
+}
diff --git a/vendor/golang.org/x/sys/unix/zptracemips_linux.go b/vendor/golang.org/x/sys/unix/zptrace_mipsnn_linux.go
similarity index 93%
rename from vendor/golang.org/x/sys/unix/zptracemips_linux.go
rename to vendor/golang.org/x/sys/unix/zptrace_mipsnn_linux.go
index c431131e..24b841ee 100644
--- a/vendor/golang.org/x/sys/unix/zptracemips_linux.go
+++ b/vendor/golang.org/x/sys/unix/zptrace_mipsnn_linux.go
@@ -1,4 +1,4 @@
-// Code generated by linux/mkall.go generatePtracePair(mips, mips64). DO NOT EDIT.
+// Code generated by linux/mkall.go generatePtracePair("mips", "mips64"). DO NOT EDIT.
 
 // +build linux
 // +build mips mips64
diff --git a/vendor/golang.org/x/sys/unix/zptracemipsle_linux.go b/vendor/golang.org/x/sys/unix/zptrace_mipsnnle_linux.go
similarity index 93%
rename from vendor/golang.org/x/sys/unix/zptracemipsle_linux.go
rename to vendor/golang.org/x/sys/unix/zptrace_mipsnnle_linux.go
index dc3d6d37..47b04895 100644
--- a/vendor/golang.org/x/sys/unix/zptracemipsle_linux.go
+++ b/vendor/golang.org/x/sys/unix/zptrace_mipsnnle_linux.go
@@ -1,4 +1,4 @@
-// Code generated by linux/mkall.go generatePtracePair(mipsle, mips64le). DO NOT EDIT.
+// Code generated by linux/mkall.go generatePtracePair("mipsle", "mips64le"). DO NOT EDIT.
 
 // +build linux
 // +build mipsle mips64le
diff --git a/vendor/golang.org/x/sys/unix/zptrace386_linux.go b/vendor/golang.org/x/sys/unix/zptrace_x86_linux.go
similarity index 95%
rename from vendor/golang.org/x/sys/unix/zptrace386_linux.go
rename to vendor/golang.org/x/sys/unix/zptrace_x86_linux.go
index 2d21c49e..ea5d9cb5 100644
--- a/vendor/golang.org/x/sys/unix/zptrace386_linux.go
+++ b/vendor/golang.org/x/sys/unix/zptrace_x86_linux.go
@@ -1,4 +1,4 @@
-// Code generated by linux/mkall.go generatePtracePair(386, amd64). DO NOT EDIT.
+// Code generated by linux/mkall.go generatePtracePair("386", "amd64"). DO NOT EDIT.
 
 // +build linux
 // +build 386 amd64
diff --git a/vendor/golang.org/x/sys/unix/zsyscall_netbsd_386.go b/vendor/golang.org/x/sys/unix/zsyscall_netbsd_386.go
index 5ade42cc..0fa4c378 100644
--- a/vendor/golang.org/x/sys/unix/zsyscall_netbsd_386.go
+++ b/vendor/golang.org/x/sys/unix/zsyscall_netbsd_386.go
@@ -926,6 +926,16 @@ func Fstatat(fd int, path string, stat *Stat_t, flags int) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func Fstatvfs1(fd int, buf *Statvfs_t, flags int) (err error) {
+	_, _, e1 := Syscall(SYS_FSTATVFS1, uintptr(fd), uintptr(unsafe.Pointer(buf)), uintptr(flags))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Fsync(fd int) (err error) {
 	_, _, e1 := Syscall(SYS_FSYNC, uintptr(fd), 0, 0)
 	if e1 != 0 {
@@ -1635,6 +1645,21 @@ func Stat(path string, stat *Stat_t) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func Statvfs1(path string, buf *Statvfs_t, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := Syscall(SYS_STATVFS1, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(buf)), uintptr(flags))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Symlink(path string, link string) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)
diff --git a/vendor/golang.org/x/sys/unix/zsyscall_netbsd_amd64.go b/vendor/golang.org/x/sys/unix/zsyscall_netbsd_amd64.go
index 3e0bbc5f..43da7530 100644
--- a/vendor/golang.org/x/sys/unix/zsyscall_netbsd_amd64.go
+++ b/vendor/golang.org/x/sys/unix/zsyscall_netbsd_amd64.go
@@ -926,6 +926,16 @@ func Fstatat(fd int, path string, stat *Stat_t, flags int) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func Fstatvfs1(fd int, buf *Statvfs_t, flags int) (err error) {
+	_, _, e1 := Syscall(SYS_FSTATVFS1, uintptr(fd), uintptr(unsafe.Pointer(buf)), uintptr(flags))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Fsync(fd int) (err error) {
 	_, _, e1 := Syscall(SYS_FSYNC, uintptr(fd), 0, 0)
 	if e1 != 0 {
@@ -1635,6 +1645,21 @@ func Stat(path string, stat *Stat_t) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func Statvfs1(path string, buf *Statvfs_t, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := Syscall(SYS_STATVFS1, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(buf)), uintptr(flags))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Symlink(path string, link string) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)
diff --git a/vendor/golang.org/x/sys/unix/zsyscall_netbsd_arm.go b/vendor/golang.org/x/sys/unix/zsyscall_netbsd_arm.go
index cb0af13a..b8b34042 100644
--- a/vendor/golang.org/x/sys/unix/zsyscall_netbsd_arm.go
+++ b/vendor/golang.org/x/sys/unix/zsyscall_netbsd_arm.go
@@ -926,6 +926,16 @@ func Fstatat(fd int, path string, stat *Stat_t, flags int) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func Fstatvfs1(fd int, buf *Statvfs_t, flags int) (err error) {
+	_, _, e1 := Syscall(SYS_FSTATVFS1, uintptr(fd), uintptr(unsafe.Pointer(buf)), uintptr(flags))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Fsync(fd int) (err error) {
 	_, _, e1 := Syscall(SYS_FSYNC, uintptr(fd), 0, 0)
 	if e1 != 0 {
@@ -1635,6 +1645,21 @@ func Stat(path string, stat *Stat_t) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func Statvfs1(path string, buf *Statvfs_t, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := Syscall(SYS_STATVFS1, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(buf)), uintptr(flags))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Symlink(path string, link string) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)
diff --git a/vendor/golang.org/x/sys/unix/zsyscall_netbsd_arm64.go b/vendor/golang.org/x/sys/unix/zsyscall_netbsd_arm64.go
index 6fd48d3d..f6243da4 100644
--- a/vendor/golang.org/x/sys/unix/zsyscall_netbsd_arm64.go
+++ b/vendor/golang.org/x/sys/unix/zsyscall_netbsd_arm64.go
@@ -926,6 +926,16 @@ func Fstatat(fd int, path string, stat *Stat_t, flags int) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func Fstatvfs1(fd int, buf *Statvfs_t, flags int) (err error) {
+	_, _, e1 := Syscall(SYS_FSTATVFS1, uintptr(fd), uintptr(unsafe.Pointer(buf)), uintptr(flags))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Fsync(fd int) (err error) {
 	_, _, e1 := Syscall(SYS_FSYNC, uintptr(fd), 0, 0)
 	if e1 != 0 {
@@ -1635,6 +1645,21 @@ func Stat(path string, stat *Stat_t) (err error) {
 
 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
 
+func Statvfs1(path string, buf *Statvfs_t, flags int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	_, _, e1 := Syscall(SYS_STATVFS1, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(buf)), uintptr(flags))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Symlink(path string, link string) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)
diff --git a/vendor/golang.org/x/sys/unix/ztypes_netbsd_386.go b/vendor/golang.org/x/sys/unix/ztypes_netbsd_386.go
index 86736ab6..a89100c0 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_netbsd_386.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_netbsd_386.go
@@ -78,6 +78,33 @@ type Stat_t struct {
 
 type Statfs_t [0]byte
 
+type Statvfs_t struct {
+	Flag        uint32
+	Bsize       uint32
+	Frsize      uint32
+	Iosize      uint32
+	Blocks      uint64
+	Bfree       uint64
+	Bavail      uint64
+	Bresvd      uint64
+	Files       uint64
+	Ffree       uint64
+	Favail      uint64
+	Fresvd      uint64
+	Syncreads   uint64
+	Syncwrites  uint64
+	Asyncreads  uint64
+	Asyncwrites uint64
+	Fsidx       Fsid
+	Fsid        uint32
+	Namemax     uint32
+	Owner       uint32
+	Spare       [4]uint32
+	Fstypename  [32]byte
+	Mntonname   [1024]byte
+	Mntfromname [1024]byte
+}
+
 type Flock_t struct {
 	Start  int64
 	Len    int64
@@ -103,6 +130,11 @@ const (
 	PathMax = 0x400
 )
 
+const (
+	ST_WAIT   = 0x1
+	ST_NOWAIT = 0x2
+)
+
 const (
 	FADV_NORMAL     = 0x0
 	FADV_RANDOM     = 0x1
diff --git a/vendor/golang.org/x/sys/unix/ztypes_netbsd_amd64.go b/vendor/golang.org/x/sys/unix/ztypes_netbsd_amd64.go
index 3427811f..289184e0 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_netbsd_amd64.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_netbsd_amd64.go
@@ -82,6 +82,34 @@ type Stat_t struct {
 
 type Statfs_t [0]byte
 
+type Statvfs_t struct {
+	Flag        uint64
+	Bsize       uint64
+	Frsize      uint64
+	Iosize      uint64
+	Blocks      uint64
+	Bfree       uint64
+	Bavail      uint64
+	Bresvd      uint64
+	Files       uint64
+	Ffree       uint64
+	Favail      uint64
+	Fresvd      uint64
+	Syncreads   uint64
+	Syncwrites  uint64
+	Asyncreads  uint64
+	Asyncwrites uint64
+	Fsidx       Fsid
+	Fsid        uint64
+	Namemax     uint64
+	Owner       uint32
+	Spare       [4]uint32
+	Fstypename  [32]byte
+	Mntonname   [1024]byte
+	Mntfromname [1024]byte
+	_           [4]byte
+}
+
 type Flock_t struct {
 	Start  int64
 	Len    int64
@@ -107,6 +135,11 @@ const (
 	PathMax = 0x400
 )
 
+const (
+	ST_WAIT   = 0x1
+	ST_NOWAIT = 0x2
+)
+
 const (
 	FADV_NORMAL     = 0x0
 	FADV_RANDOM     = 0x1
diff --git a/vendor/golang.org/x/sys/unix/ztypes_netbsd_arm.go b/vendor/golang.org/x/sys/unix/ztypes_netbsd_arm.go
index 399f37a4..428c450e 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_netbsd_arm.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_netbsd_arm.go
@@ -83,6 +83,33 @@ type Stat_t struct {
 
 type Statfs_t [0]byte
 
+type Statvfs_t struct {
+	Flag        uint32
+	Bsize       uint32
+	Frsize      uint32
+	Iosize      uint32
+	Blocks      uint64
+	Bfree       uint64
+	Bavail      uint64
+	Bresvd      uint64
+	Files       uint64
+	Ffree       uint64
+	Favail      uint64
+	Fresvd      uint64
+	Syncreads   uint64
+	Syncwrites  uint64
+	Asyncreads  uint64
+	Asyncwrites uint64
+	Fsidx       Fsid
+	Fsid        uint32
+	Namemax     uint32
+	Owner       uint32
+	Spare       [4]uint32
+	Fstypename  [32]byte
+	Mntonname   [1024]byte
+	Mntfromname [1024]byte
+}
+
 type Flock_t struct {
 	Start  int64
 	Len    int64
@@ -108,6 +135,11 @@ const (
 	PathMax = 0x400
 )
 
+const (
+	ST_WAIT   = 0x1
+	ST_NOWAIT = 0x2
+)
+
 const (
 	FADV_NORMAL     = 0x0
 	FADV_RANDOM     = 0x1
diff --git a/vendor/golang.org/x/sys/unix/ztypes_netbsd_arm64.go b/vendor/golang.org/x/sys/unix/ztypes_netbsd_arm64.go
index 32f0c15d..6f1f2842 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_netbsd_arm64.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_netbsd_arm64.go
@@ -82,6 +82,34 @@ type Stat_t struct {
 
 type Statfs_t [0]byte
 
+type Statvfs_t struct {
+	Flag        uint64
+	Bsize       uint64
+	Frsize      uint64
+	Iosize      uint64
+	Blocks      uint64
+	Bfree       uint64
+	Bavail      uint64
+	Bresvd      uint64
+	Files       uint64
+	Ffree       uint64
+	Favail      uint64
+	Fresvd      uint64
+	Syncreads   uint64
+	Syncwrites  uint64
+	Asyncreads  uint64
+	Asyncwrites uint64
+	Fsidx       Fsid
+	Fsid        uint64
+	Namemax     uint64
+	Owner       uint32
+	Spare       [4]uint32
+	Fstypename  [32]byte
+	Mntonname   [1024]byte
+	Mntfromname [1024]byte
+	_           [4]byte
+}
+
 type Flock_t struct {
 	Start  int64
 	Len    int64
@@ -107,6 +135,11 @@ const (
 	PathMax = 0x400
 )
 
+const (
+	ST_WAIT   = 0x1
+	ST_NOWAIT = 0x2
+)
+
 const (
 	FADV_NORMAL     = 0x0
 	FADV_RANDOM     = 0x1
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 9456c445..cc3fe50f 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -41,7 +41,7 @@ github.com/jedisct1/xsecretbox
 github.com/k-sone/critbitgo
 # github.com/kardianos/service v1.0.1-0.20191017145738-4df36c9fc1c6
 github.com/kardianos/service
-# github.com/miekg/dns v1.1.22
+# github.com/miekg/dns v1.1.24
 github.com/miekg/dns
 # github.com/pkg/errors v0.8.1
 github.com/pkg/errors
@@ -52,7 +52,7 @@ github.com/powerman/check
 # github.com/smartystreets/goconvey v1.6.4
 github.com/smartystreets/goconvey/convey/gotest
 github.com/smartystreets/goconvey/convey/reporting
-# golang.org/x/crypto v0.0.0-20191202143827-86a70503ff7e
+# golang.org/x/crypto v0.0.0-20191206172530-e9b2fee46413
 golang.org/x/crypto/curve25519
 golang.org/x/crypto/ed25519
 golang.org/x/crypto/ed25519/internal/edwards25519
@@ -61,7 +61,7 @@ golang.org/x/crypto/nacl/box
 golang.org/x/crypto/nacl/secretbox
 golang.org/x/crypto/poly1305
 golang.org/x/crypto/salsa20/salsa
-# golang.org/x/net v0.0.0-20191126235420-ef20fe5d7933
+# golang.org/x/net v0.0.0-20191207000613-e7e4b65ae663
 golang.org/x/net/bpf
 golang.org/x/net/http/httpguts
 golang.org/x/net/http2
@@ -73,7 +73,7 @@ golang.org/x/net/internal/socks
 golang.org/x/net/ipv4
 golang.org/x/net/ipv6
 golang.org/x/net/proxy
-# golang.org/x/sys v0.0.0-20191128015809-6d18c012aee9
+# golang.org/x/sys v0.0.0-20191206220618-eeba5f6aabab
 golang.org/x/sys/cpu
 golang.org/x/sys/unix
 golang.org/x/sys/windows