diff --git a/sys/arch/hpc/stand/include/lib/libkern/libkern.h b/sys/arch/hpc/stand/include/lib/libkern/libkern.h
new file mode 100644
index 000000000000..5bb2dd7b67b7
--- /dev/null
+++ b/sys/arch/hpc/stand/include/lib/libkern/libkern.h
@@ -0,0 +1,13 @@
+/*	$NetBSD: libkern.h,v 1.1 2006/10/18 01:39:01 uwe Exp $	*/
+
+/*
+ * Fake libkern.h for the few files we borrow from sys/lib/libsa
+ */
+#ifndef _LIB_LIBKERN_LIBKERN_H_
+#define _LIB_LIBKERN_LIBKERN_H_
+
+#include <sys/types.h>
+
+size_t strlen(const char *string);
+
+#endif /* !_LIB_LIBKERN_LIBKERN_H_ */