[PATCH] doc: add subsections for cksum nodes

[Pádraig Brady]

* doc/coreutils.texi: Specify each of the cksum nodes as a subsection,
so that the docs are organised appropriately in the pdf and html manual.
---
 doc/coreutils.texi | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/doc/coreutils.texi b/doc/coreutils.texi
index 373a407ed..8aed79222 100644
--- a/doc/coreutils.texi
+++ b/doc/coreutils.texi
@@ -4016,6 +4016,7 @@ distribution).
 @end menu
 
 @node cksum output modes
+@subsection cksum output modes
 
 @table @asis
 
@@ -4059,6 +4060,8 @@ Since the backslash character itself is escaped, any 
other backslash
 escape sequences are reserved for future use.
 
 @node cksum general options
+@subsection cksum general options
+
 @table @samp
 
 @item -a
@@ -4141,6 +4144,8 @@ Note this does not identify the digest algorithm used for 
the checksum.
 @end table
 
 @node cksum common options
+@subsection cksum common options
+
 @table @samp
 
 @item -b
-- 
2.41.0