diff --git a/zfs/lib/libspl/zu.c b/zfs/lib/libspl/zu.c
new file mode 100644
index 0000000000..31dbf45bf9
--- /dev/null
+++ b/zfs/lib/libspl/zu.c
@@ -0,0 +1,4 @@
+int main(void)
+{
+	return 0;
+}