--- Gnu-Mach/vm/vm_pageout.h	2020/09/02 04:36:57	1.1
+++ Gnu-Mach/vm/vm_pageout.h	2020/09/02 04:47:49	1.1.1.4
@@ -1,25 +1,25 @@
-/* 
+/*
  * Mach Operating System
  * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
  * All Rights Reserved.
- * 
+ *
  * Permission to use, copy, modify and distribute this software and its
  * documentation is hereby granted, provided that both the copyright
  * notice and this permission notice appear in all copies of the
  * software, derivative works or modified versions, and any portions
  * thereof, and that both notices appear in supporting documentation.
- * 
+ *
  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- * 
+ *
  * Carnegie Mellon requests users of this software to return to
- * 
+ *
  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
  *  School of Computer Science
  *  Carnegie Mellon University
  *  Pittsburgh PA 15213-3890
- * 
+ *
  * any improvements or extensions that they make and grant Carnegie Mellon
  * the rights to redistribute these changes.
  */
@@ -40,7 +40,14 @@
  *	Exported routines.
  */
 
-extern vm_page_t vm_pageout_setup();
-extern void vm_pageout_page();
+extern vm_page_t vm_pageout_setup(vm_page_t, vm_offset_t, vm_object_t,
+				  vm_offset_t, boolean_t);
+extern void vm_pageout_page(vm_page_t, boolean_t, boolean_t);
+
+extern void vm_pageout(void) __attribute__((noreturn));
+
+extern void vm_pageout_continue(void) __attribute__((noreturn));
+
+extern void vm_pageout_scan_continue(void) __attribute__((noreturn));
 
-#endif	_VM_VM_PAGEOUT_H_
+#endif	/* _VM_VM_PAGEOUT_H_ */