diff -r 4f153a23adab -r 6d9efbef00a9 vendor/golang.org/x/sys/unix/ztypes_freebsd_arm64.go
--- a/vendor/golang.org/x/sys/unix/ztypes_freebsd_arm64.go	Mon Jun 07 20:58:18 2021 +0200
+++ b/vendor/golang.org/x/sys/unix/ztypes_freebsd_arm64.go	Sun Jul 11 10:35:56 2021 +0200
@@ -1,6 +1,7 @@
-// cgo -godefs types_freebsd.go | go run mkpost.go
+// cgo -godefs -- -fsigned-char types_freebsd.go | go run mkpost.go
 // Code generated by the command above; see README.md. DO NOT EDIT.
 
+//go:build arm64 && freebsd
 // +build arm64,freebsd
 
 package unix
@@ -123,9 +124,9 @@
 	Owner       uint32
 	Fsid        Fsid
 	Charspare   [80]int8
-	Fstypename  [16]int8
-	Mntfromname [1024]int8
-	Mntonname   [1024]int8
+	Fstypename  [16]byte
+	Mntfromname [1024]byte
+	Mntonname   [1024]byte
 }
 
 type statfs_freebsd11_t struct {
@@ -148,9 +149,9 @@
 	Owner       uint32
 	Fsid        Fsid
 	Charspare   [80]int8
-	Fstypename  [16]int8
-	Mntfromname [88]int8
-	Mntonname   [88]int8
+	Fstypename  [16]byte
+	Mntfromname [88]byte
+	Mntonname   [88]byte
 }
 
 type Flock_t struct {
@@ -246,6 +247,14 @@
 
 type _Socklen uint32
 
+type Xucred struct {
+	Version uint32
+	Uid     uint32
+	Ngroups int16
+	Groups  [16]uint32
+	_       *byte
+}
+
 type Linger struct {
 	Onoff  int32
 	Linger int32
@@ -275,10 +284,8 @@
 type Msghdr struct {
 	Name       *byte
 	Namelen    uint32
-	_          [4]byte
 	Iov        *Iovec
 	Iovlen     int32
-	_          [4]byte
 	Control    *byte
 	Controllen uint32
 	Flags      int32
@@ -310,7 +317,9 @@
 	SizeofSockaddrAny      = 0x6c
 	SizeofSockaddrUnix     = 0x6a
 	SizeofSockaddrDatalink = 0x36
+	SizeofXucred           = 0x58
 	SizeofLinger           = 0x8
+	SizeofIovec            = 0x10
 	SizeofIPMreq           = 0x8
 	SizeofIPMreqn          = 0xc
 	SizeofIPv6Mreq         = 0x14
@@ -326,11 +335,9 @@
 	PTRACE_CONT       = 0x7
 	PTRACE_DETACH     = 0xb
 	PTRACE_GETFPREGS  = 0x23
-	PTRACE_GETFSBASE  = 0x47
 	PTRACE_GETLWPLIST = 0xf
 	PTRACE_GETNUMLWPS = 0xe
 	PTRACE_GETREGS    = 0x21
-	PTRACE_GETXSTATE  = 0x45
 	PTRACE_IO         = 0xc
 	PTRACE_KILL       = 0x8
 	PTRACE_LWPEVENTS  = 0x18
@@ -373,15 +380,15 @@
 }
 
 type __Siginfo struct {
-	Signo    int32
-	Errno    int32
-	Code     int32
-	Pid      int32
-	Uid      uint32
-	Status   int32
-	Addr     *byte
-	Value    [8]byte
-	X_reason [40]byte
+	Signo  int32
+	Errno  int32
+	Code   int32
+	Pid    int32
+	Uid    uint32
+	Status int32
+	Addr   *byte
+	Value  [8]byte
+	_      [40]byte
 }
 
 type Sigset_t struct {
@@ -394,12 +401,14 @@
 	Sp   uint64
 	Elr  uint64
 	Spsr uint32
+	_    [4]byte
 }
 
 type FpReg struct {
-	Fp_q  [512]uint8
-	Fp_sr uint32
-	Fp_cr uint32
+	Q  [32][16]uint8
+	Sr uint32
+	Cr uint32
+	_  [8]byte
 }
 
 type PtraceIoDesc struct {
@@ -441,7 +450,7 @@
 	Addrs   int32
 	Flags   int32
 	Index   uint16
-	_       [2]byte
+	_       uint16
 	Data    ifData
 }
 
@@ -452,7 +461,6 @@
 	Addrs   int32
 	Flags   int32
 	Index   uint16
-	_       [2]byte
 	Data    IfData
 }
 
@@ -519,7 +527,7 @@
 	Addrs   int32
 	Flags   int32
 	Index   uint16
-	_       [2]byte
+	_       uint16
 	Metric  int32
 }
 
@@ -530,7 +538,7 @@
 	Addrs   int32
 	Flags   int32
 	Index   uint16
-	_       [2]byte
+	_       uint16
 }
 
 type IfAnnounceMsghdr struct {
@@ -547,7 +555,7 @@
 	Version uint8
 	Type    uint8
 	Index   uint16
-	_       [2]byte
+	_       uint16
 	Flags   int32
 	Addrs   int32
 	Pid     int32
@@ -601,7 +609,6 @@
 
 type BpfProgram struct {
 	Len   uint32
-	_     [4]byte
 	Insns *BpfInsn
 }
 
@@ -646,9 +653,10 @@
 
 const (
 	AT_FDCWD            = -0x64
-	AT_REMOVEDIR        = 0x800
+	AT_EACCESS          = 0x100
+	AT_SYMLINK_NOFOLLOW = 0x200
 	AT_SYMLINK_FOLLOW   = 0x400
-	AT_SYMLINK_NOFOLLOW = 0x200
+	AT_REMOVEDIR        = 0x800
 )
 
 type PollFd struct {