v4.19.13 snapshot.
diff --git a/include/linux/sys.h b/include/linux/sys.h
new file mode 100644
index 0000000..3ebd981
--- /dev/null
+++ b/include/linux/sys.h
@@ -0,0 +1,30 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _LINUX_SYS_H
+#define _LINUX_SYS_H
+
+/*
+ * This file is no longer used or needed
+ */
+
+/*
+ * These are system calls that will be removed at some time
+ * due to newer versions existing..
+ * (please be careful - ibcs2 may need some of these).
+ */
+#ifdef notdef
+#define _sys_waitpid _sys_old_syscall /* _sys_wait4 */
+#define _sys_olduname _sys_old_syscall /* _sys_newuname */
+#define _sys_uname _sys_old_syscall /* _sys_newuname */
+#define _sys_stat _sys_old_syscall /* _sys_newstat */
+#define _sys_fstat _sys_old_syscall /* _sys_newfstat */
+#define _sys_lstat _sys_old_syscall /* _sys_newlstat */
+#define _sys_signal _sys_old_syscall /* _sys_sigaction */
+#define _sys_sgetmask _sys_old_syscall /* _sys_sigprocmask */
+#define _sys_ssetmask _sys_old_syscall /* _sys_sigprocmask */
+#endif
+
+/*
+ * These are system calls that haven't been implemented yet
+ * but have an entry in the table for future expansion..
+ */
+#endif