diff --git a/unix/types_netbsd.go b/unix/types_netbsd.go
index 04d93b2..9e7d654 100644
--- a/unix/types_netbsd.go
+++ b/unix/types_netbsd.go
@@ -266,8 +266,10 @@
 
 const (
 	AT_FDCWD            = C.AT_FDCWD
-	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_netbsd_386.go b/unix/ztypes_netbsd_386.go
index b10e73a..2fd2060 100644
--- a/unix/ztypes_netbsd_386.go
+++ b/unix/ztypes_netbsd_386.go
@@ -445,8 +445,10 @@
 
 const (
 	AT_FDCWD            = -0x64
-	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_netbsd_amd64.go b/unix/ztypes_netbsd_amd64.go
index 28ed6d5..6a5a1a8 100644
--- a/unix/ztypes_netbsd_amd64.go
+++ b/unix/ztypes_netbsd_amd64.go
@@ -453,8 +453,10 @@
 
 const (
 	AT_FDCWD            = -0x64
-	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_netbsd_arm.go b/unix/ztypes_netbsd_arm.go
index 4ba196e..84cc8d0 100644
--- a/unix/ztypes_netbsd_arm.go
+++ b/unix/ztypes_netbsd_arm.go
@@ -450,8 +450,10 @@
 
 const (
 	AT_FDCWD            = -0x64
-	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_netbsd_arm64.go b/unix/ztypes_netbsd_arm64.go
index dd642bd..c844e70 100644
--- a/unix/ztypes_netbsd_arm64.go
+++ b/unix/ztypes_netbsd_arm64.go
@@ -453,8 +453,10 @@
 
 const (
 	AT_FDCWD            = -0x64
-	AT_SYMLINK_FOLLOW   = 0x400
+	AT_EACCESS          = 0x100
 	AT_SYMLINK_NOFOLLOW = 0x200
+	AT_SYMLINK_FOLLOW   = 0x400
+	AT_REMOVEDIR        = 0x800
 )
 
 type PollFd struct {