diff --git a/sys/boot/common/bootstrap.h b/sys/boot/common/bootstrap.h
index 7f011c736238..4c92ba860ad9 100644
--- a/sys/boot/common/bootstrap.h
+++ b/sys/boot/common/bootstrap.h
@@ -327,4 +327,10 @@ void	dev_cleanup(void);
 
 time_t	time(time_t *tloc);
 
+#ifndef CTASSERT                /* Allow lint to override */
+#define CTASSERT(x)             _CTASSERT(x, __LINE__)
+#define _CTASSERT(x, y)         __CTASSERT(x, y)
+#define __CTASSERT(x, y)        typedef char __assert ## y[(x) ? 1 : -1]
+#endif
+
 #endif /* !_BOOTSTRAP_H_ */
diff --git a/sys/boot/i386/efi/reloc.c b/sys/boot/i386/efi/reloc.c
index 24eed0aaab4b..96f9241a6e49 100644
--- a/sys/boot/i386/efi/reloc.c
+++ b/sys/boot/i386/efi/reloc.c
@@ -30,16 +30,7 @@ __FBSDID("$FreeBSD$");
 #include <sys/types.h>
 #include <sys/elf32.h>
 #include <efi.h>
-
-/*
- * XXX: we can't include sys/systm.h.
- */
-#ifndef CTASSERT                /* Allow lint to override */
-#define CTASSERT(x)             _CTASSERT(x, __LINE__)
-#define _CTASSERT(x, y)         __CTASSERT(x, y)
-#define __CTASSERT(x, y)        typedef char __assert ## y[(x) ? 1 : -1]
-#endif
-
+#include <bootstrap.h>
 
 /*
  * A simple relocator for IA32 EFI binaries.
diff --git a/sys/boot/sparc64/loader/main.c b/sys/boot/sparc64/loader/main.c
index dbbf08dc1466..cb0dda2f490b 100644
--- a/sys/boot/sparc64/loader/main.c
+++ b/sys/boot/sparc64/loader/main.c
@@ -74,12 +74,6 @@ __FBSDID("$FreeBSD$");
 #include "libofw.h"
 #include "dev_net.h"
 
-#ifndef CTASSERT
-#define	CTASSERT(x)		_CTASSERT(x, __LINE__)
-#define	_CTASSERT(x, y)		__CTASSERT(x, y)
-#define	__CTASSERT(x, y)	typedef char __assert ## y[(x) ? 1 : -1]
-#endif
-
 extern char bootprog_name[], bootprog_rev[], bootprog_date[], bootprog_maker[];
 
 enum {