diff --git a/cran.r-project.org/web/checks/check_flavors.html b/cran.r-project.org/web/checks/check_flavors.html
index 65b0820..6527886 100644
--- a/cran.r-project.org/web/checks/check_flavors.html
+++ b/cran.r-project.org/web/checks/check_flavors.html
@@ -10,7 +10,7 @@
 <div class="container">
 <h2>CRAN Package Check Flavors</h2>
 <p>
-Last updated on 2024-11-26 05:48:34 CET.
+Last updated on 2024-11-27 05:49:25 CET.
 </p>
 <p>
 Systems used for CRAN package checking.
diff --git a/cran.r-project.org/web/checks/check_issue_kinds.html b/cran.r-project.org/web/checks/check_issue_kinds.html
index 7690f7b..c46b078 100644
--- a/cran.r-project.org/web/checks/check_issue_kinds.html
+++ b/cran.r-project.org/web/checks/check_issue_kinds.html
@@ -10,7 +10,7 @@
 <div class="container">
 <h2>CRAN Package Check Issue Kinds</h2>
 <p>
-Last updated on 2024-11-26 05:48:34 CET.
+Last updated on 2024-11-27 05:49:25 CET.
 </p>
 <table border="1">
 <tr> <th> Kind </th> <th> Description </th> <th> Details </th> </tr>
diff --git a/www.stats.ox.ac.uk/pub/bdr/C23/README.txt b/www.stats.ox.ac.uk/pub/bdr/C23/README.txt
index 490fa4b..9822b4d 100644
--- a/www.stats.ox.ac.uk/pub/bdr/C23/README.txt
+++ b/www.stats.ox.ac.uk/pub/bdr/C23/README.txt
@@ -7,19 +7,20 @@ CC='clang -std=gnu23'
 Other details as
 https://www.stats.ox.ac.uk/pub/bdr/Rconfig/r-devel-linux-x86_64-fedora-clang
 
-Details of the upcoming C23 standard can be found at
+Details of the  C23 standard can be found at
 
 https://en.cppreference.com/w/c/23
 https://thephd.dev/c23-is-coming-here-is-what-is-on-the-menu
-https://open-std.org/JTC1/SC22/WG14/www/docs/n3054.pdf
+https://open-std.org/JTC1/SC22/WG14/www/docs/n3301.pdf
 
-Note that 'bool', 'false' and 'true' have become reserved words.
+Note that 'bool', 'false' and 'true' have become reserved words, and
+there are newly availablefunctions including iszero..
 
 Some of this, including the new reserved words, is also seen with gcc >= 13.
 
-tth has since had added 
+tth also does not install using C23, but the current version has
 
 SystemRequirements: USE_C17
 
-to it DESCRIPTION file which ensures compilation with C17.
+in its descrition file.