diff -up less-661/help.c.help less-661/help.c
--- less-661/help.c.help	2024-08-05 21:40:34.531327397 +0200
+++ less-661/help.c	2024-08-05 21:40:34.533327418 +0200
@@ -137,7 +137,7 @@ constant char helpdata[] = {
 ' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ','N','u','m','b','e','r',' ','o','f',' ','b','u','f','f','e','r','s','.','\n',
 ' ',' ','-','B',' ',' ','.','.','.','.','.','.','.','.',' ',' ','-','-','a','u','t','o','-','b','u','f','f','e','r','s','\n',
 ' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ','D','o','n','\'','t',' ','a','u','t','o','m','a','t','i','c','a','l','l','y',' ','a','l','l','o','c','a','t','e',' ','b','u','f','f','e','r','s',' ','f','o','r',' ','p','i','p','e','s','.','\n',
-' ',' ','-','c',' ',' ','.','.','.','.','.','.','.','.',' ',' ','-','-','c','l','e','a','r','-','s','c','r','e','e','n','\n',
+' ',' ','-','c',' ',' ','-','C',' ',' ','.','.','.','.',' ',' ','-','-','c','l','e','a','r','-','s','c','r','e','e','n',' ','-','-','C','L','E','A','R','-','S','C','R','E','E','N','\n',
 ' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ','R','e','p','a','i','n','t',' ','b','y',' ','c','l','e','a','r','i','n','g',' ','r','a','t','h','e','r',' ','t','h','a','n',' ','s','c','r','o','l','l','i','n','g','.','\n',
 ' ',' ','-','d',' ',' ','.','.','.','.','.','.','.','.',' ',' ','-','-','d','u','m','b','\n',
 ' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ','D','u','m','b',' ','t','e','r','m','i','n','a','l','.','\n',
diff -up less-661/less.hlp.help less-661/less.hlp
--- less-661/less.hlp.help	2024-08-05 21:40:34.532327408 +0200
+++ less-661/less.hlp	2024-08-05 21:40:34.533327418 +0200
@@ -134,7 +134,7 @@
                   Number of buffers.
   -B  ........  --auto-buffers
                   Don't automatically allocate buffers for pipes.
-  -c  ........  --clear-screen
+  -c  -C  ....  --clear-screen --CLEAR-SCREEN
                   Repaint by clearing rather than scrolling.
   -d  ........  --dumb
                   Dumb terminal.