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-rw-r--r--src/libSystem/SystemKit/Jail.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/libSystem/SystemKit/Jail.h b/src/libSystem/SystemKit/Jail.h
index f28968b4..acf392b4 100644
--- a/src/libSystem/SystemKit/Jail.h
+++ b/src/libSystem/SystemKit/Jail.h
@@ -4,7 +4,8 @@
======================================== */
-#pragma once
+#ifndef SYSTEMKIT_JAIL_H
+#define SYSTEMKIT_JAIL_H
#include <libSystem/SystemKit/System.h>
@@ -34,3 +35,5 @@ struct JAIL {
/// @brief Get the current jail
/// @return Pointer to the current jail structure, or NULL if not in a jail
IMPORT_C struct JAIL* JailGetCurrent(Void);
+
+#endif