diff --git a/unix/types_freebsd.go b/unix/types_freebsd.go
index 968c3b02..eb352406 100644
--- a/unix/types_freebsd.go
+++ b/unix/types_freebsd.go
@@ -374,9 +374,10 @@ type Winsize C.struct_winsize
 
 const (
 	AT_FDCWD            = C.AT_FDCWD
-	AT_REMOVEDIR        = C.AT_REMOVEDIR
-	AT_SYMLINK_FOLLOW   = C.AT_SYMLINK_FOLLOW
+	AT_EACCESS          = C.AT_EACCESS
 	AT_SYMLINK_NOFOLLOW = C.AT_SYMLINK_NOFOLLOW
+	AT_SYMLINK_FOLLOW   = C.AT_SYMLINK_FOLLOW
+	AT_REMOVEDIR        = C.AT_REMOVEDIR
 )
 
 // poll
diff --git a/unix/ztypes_freebsd_386.go b/unix/ztypes_freebsd_386.go
index c51bc88f..1f99c024 100644
--- a/unix/ztypes_freebsd_386.go
+++ b/unix/ztypes_freebsd_386.go
@@ -672,9 +672,10 @@ type Winsize struct {
 
 const (
 	AT_FDCWD            = -0x64
-	AT_REMOVEDIR        = 0x800
-	AT_SYMLINK_FOLLOW   = 0x400
+	AT_EACCESS          = 0x100
 	AT_SYMLINK_NOFOLLOW = 0x200
+	AT_SYMLINK_FOLLOW   = 0x400
+	AT_REMOVEDIR        = 0x800
 )
 
 type PollFd struct {
diff --git a/unix/ztypes_freebsd_amd64.go b/unix/ztypes_freebsd_amd64.go
index 395b6918..ddf0305a 100644
--- a/unix/ztypes_freebsd_amd64.go
+++ b/unix/ztypes_freebsd_amd64.go
@@ -675,9 +675,10 @@ type Winsize struct {
 
 const (
 	AT_FDCWD            = -0x64
-	AT_REMOVEDIR        = 0x800
-	AT_SYMLINK_FOLLOW   = 0x400
+	AT_EACCESS          = 0x100
 	AT_SYMLINK_NOFOLLOW = 0x200
+	AT_SYMLINK_FOLLOW   = 0x400
+	AT_REMOVEDIR        = 0x800
 )
 
 type PollFd struct {
diff --git a/unix/ztypes_freebsd_arm.go b/unix/ztypes_freebsd_arm.go
index d3f9d254..dce0a5c8 100644
--- a/unix/ztypes_freebsd_arm.go
+++ b/unix/ztypes_freebsd_arm.go
@@ -656,9 +656,10 @@ type Winsize struct {
 
 const (
 	AT_FDCWD            = -0x64
-	AT_REMOVEDIR        = 0x800
-	AT_SYMLINK_FOLLOW   = 0x400
+	AT_EACCESS          = 0x100
 	AT_SYMLINK_NOFOLLOW = 0x200
+	AT_SYMLINK_FOLLOW   = 0x400
+	AT_REMOVEDIR        = 0x800
 )
 
 type PollFd struct {
diff --git a/unix/ztypes_freebsd_arm64.go b/unix/ztypes_freebsd_arm64.go
index 434d6e8e..e2324470 100644
--- a/unix/ztypes_freebsd_arm64.go
+++ b/unix/ztypes_freebsd_arm64.go
@@ -653,9 +653,10 @@ type Winsize struct {
 
 const (
 	AT_FDCWD            = -0x64
-	AT_REMOVEDIR        = 0x800
-	AT_SYMLINK_FOLLOW   = 0x400
+	AT_EACCESS          = 0x100
 	AT_SYMLINK_NOFOLLOW = 0x200
+	AT_SYMLINK_FOLLOW   = 0x400
+	AT_REMOVEDIR        = 0x800
 )
 
 type PollFd struct {