man/man3/countof.3: HISTORY: Document gnulib

Signed-off-by: Alejandro Colomar <alx@kernel.org>

diff --git a/man/man3/countof.3 b/man/man3/countof.3
index 4de30cbdd6b56904a80f947840be2135b1222065..d118f8780679c6a276cf71732043496ca09e3c1d 100644 (file)
--- a/man/man3/countof.3
+++ b/man/man3/countof.3
@@ -30,6 +30,6 @@ The number of elements in the array.
 .SH STANDARDS
 C2y.
 .SH HISTORY
-gcc 16, clang 21.
+gcc 16, clang 21, gnulib 202507.
 .SH SEE ALSO
 .BR operator (7)