[#4100] Add ChangeLog entry

diff --git a/changelog_unreleased/4100-kea-build-fail-with-llvm-libc-21 b/changelog_unreleased/4100-kea-build-fail-with-llvm-libc-21
new file mode 100644 (file)
index 0000000..528ad4c
--- /dev/null
+++ b/changelog_unreleased/4100-kea-build-fail-with-llvm-libc-21
@@ -0,0 +1,4 @@
+[build]                andrei
+       Kea now builds with Clang 21. Thanks to Khem Raj for reporting
+       the problem and suggesting a fix.
+       (Gitlab #4100)