diff --git a/vendor/golang.org/x/sys/unix/ztypes_aix_ppc64.go b/vendor/golang.org/x/sys/unix/ztypes_aix_ppc64.go
index f46482d..b4a069e 100644
--- a/vendor/golang.org/x/sys/unix/ztypes_aix_ppc64.go
+++ b/vendor/golang.org/x/sys/unix/ztypes_aix_ppc64.go
@@ -30,12 +30,6 @@
 	Nsec int64
 }
 
-type StTimespec struct {
-	Sec  int64
-	Nsec int32
-	_    [4]byte
-}
-
 type Timeval struct {
 	Sec  int64
 	Usec int32
@@ -103,10 +97,9 @@
 	Gid      uint32
 	Rdev     uint64
 	Ssize    int32
-	_        [4]byte
-	Atim     StTimespec
-	Mtim     StTimespec
-	Ctim     StTimespec
+	Atim     Timespec
+	Mtim     Timespec
+	Ctim     Timespec
 	Blksize  int64
 	Blocks   int64
 	Vfstype  int32
@@ -154,6 +147,17 @@
 	Path   [1023]uint8
 }
 
+type RawSockaddrDatalink struct {
+	Len    uint8
+	Family uint8
+	Index  uint16
+	Type   uint8
+	Nlen   uint8
+	Alen   uint8
+	Slen   uint8
+	Data   [120]uint8
+}
+
 type RawSockaddr struct {
 	Len    uint8
 	Family uint8
@@ -205,27 +209,26 @@
 type Msghdr struct {
 	Name       *byte
 	Namelen    uint32
-	_          [4]byte
 	Iov        *Iovec
 	Iovlen     int32
-	_          [4]byte
 	Control    *byte
 	Controllen uint32
 	Flags      int32
 }
 
 const (
-	SizeofSockaddrInet4 = 0x10
-	SizeofSockaddrInet6 = 0x1c
-	SizeofSockaddrAny   = 0x404
-	SizeofSockaddrUnix  = 0x401
-	SizeofLinger        = 0x8
-	SizeofIPMreq        = 0x8
-	SizeofIPv6Mreq      = 0x14
-	SizeofIPv6MTUInfo   = 0x20
-	SizeofMsghdr        = 0x30
-	SizeofCmsghdr       = 0xc
-	SizeofICMPv6Filter  = 0x20
+	SizeofSockaddrInet4    = 0x10
+	SizeofSockaddrInet6    = 0x1c
+	SizeofSockaddrAny      = 0x404
+	SizeofSockaddrUnix     = 0x401
+	SizeofSockaddrDatalink = 0x80
+	SizeofLinger           = 0x8
+	SizeofIPMreq           = 0x8
+	SizeofIPv6Mreq         = 0x14
+	SizeofIPv6MTUInfo      = 0x20
+	SizeofMsghdr           = 0x30
+	SizeofCmsghdr          = 0xc
+	SizeofICMPv6Filter     = 0x20
 )
 
 const (
@@ -339,7 +342,6 @@
 	Ffree     uint64
 	Fsid      Fsid64_t
 	Vfstype   int32
-	_         [4]byte
 	Fsize     uint64
 	Vfsnumber int32
 	Vfsoff    int32