New commands for moving to the top, middle and bottom of buffer

proto.h

@@ -1,5 +1,5 @@
 /* $Id: proto.h,v 1.104 2010/07/25 09:55:05 htrb Exp $ */
-/* 
+/*
  *   This file was automatically generated by version 1.7 of cextract.
  *   Manual editing not recommended.
  *
@@ -156,6 +156,9 @@ extern Anchor *list_menu(Buffer *buf);
 #endif
 extern void undoPos(void);
 extern void redoPos(void);
+extern void cursorTop(void);
+extern void cursorMiddle(void);
+extern void cursorBottom(void);
 
 extern int currentLn(Buffer *buf);
 extern void tmpClearBuffer(Buffer *buf);