diff --git a/headers/posix/stdbool.h b/headers/posix/stdbool.h
deleted file mode 100644
index 2a47a6dd64..0000000000
--- a/headers/posix/stdbool.h
+++ /dev/null
@@ -1,29 +0,0 @@
-/*
- * Copyright 2005, Haiku Inc. All Rights Reserved.
- * Distributed under the terms of the MIT License.
- */
-#ifndef _STDBOOL_H_
-#define _STDBOOL_H_
-
-#ifndef __bool_true_false_are_defined
-
-#ifndef __cplusplus
-#	if __GNUC__ < 3
-// sizeof(_Bool) == 1 must be true for BeOS compatibility
-typedef unsigned char _Bool;
-#	endif
-#	define bool _Bool
-#	define true 1
-#	define false 0
-#else
-#	define _Bool bool
-#	define bool bool
-#	define true true
-#	define false false
-#endif
-
-#define __bool_true_false_are_defined 1
-
-#endif	// __bool_true_false_are_defined
-
-#endif	/* _STDBOOL_H_ */