diff --git a/ztypes_openbsd_386.go b/ztypes_openbsd_32bit_int.go
similarity index 61%
rename from ztypes_openbsd_386.go
rename to ztypes_openbsd_32bit_int.go
index ccb3aab..d7cab4a 100644
--- a/ztypes_openbsd_386.go
+++ b/ztypes_openbsd_32bit_int.go
@@ -1,5 +1,5 @@
-// Created by cgo -godefs - DO NOT EDIT
-// cgo -godefs types_openbsd.go
+// +build openbsd
+// +build 386 amd64 arm arm64
 
 package pty
 
diff --git a/ztypes_openbsd_amd64.go b/ztypes_openbsd_amd64.go
deleted file mode 100644
index e670516..0000000
--- a/ztypes_openbsd_amd64.go
+++ /dev/null
@@ -1,13 +0,0 @@
-// Created by cgo -godefs - DO NOT EDIT
-// cgo -godefs types_openbsd.go
-
-package pty
-
-type ptmget struct {
-	Cfd int32
-	Sfd int32
-	Cn  [16]int8
-	Sn  [16]int8
-}
-
-var ioctl_PTMGET = 0x40287401