diff --git a/ztypes_sparcx.go b/ztypes_sparcx.go
new file mode 100644
index 0000000..06e4431
--- /dev/null
+++ b/ztypes_sparcx.go
@@ -0,0 +1,12 @@
+//go:build sparc || sparc64
+// +build sparc sparc64
+
+// Code generated by cmd/cgo -godefs; DO NOT EDIT.
+// cgo -godefs types.go
+
+package pty
+
+type (
+	_C_int  int32
+	_C_uint uint32
+)