diff --git a/ee/ee_core/include/ee_core_compat.h b/ee/ee_core/include/ee_core_compat.h
new file mode 100644
index 0000000..a9c9618
--- /dev/null
+++ b/ee/ee_core/include/ee_core_compat.h
@@ -0,0 +1,9 @@
+#ifndef EE_CORE_COMPAT_H
+#define EE_CORE_COMPAT_H
+
+// This file is also used by assembly (.S) code
+// So keep it simple
+
+#define EECORE_COMPAT_UNHOOK (1<<0) // Unhook syscalls
+
+#endif