gh-52008: add news entry

Das-Chinmay · Das-Chinmay · commit 65fc6a2cbb7a · 2026-03-26T22:46:14.000-07:00
diff --git a/Misc/NEWS.d/next/Documentation/2026-03-26-00-00-00.gh-issue-52008.y2n4w9.rst b/Misc/NEWS.d/next/Documentation/2026-03-26-00-00-00.gh-issue-52008.y2n4w9.rst
@@ -0,0 +1,4 @@
+Add a note to :class:`ctypes.CDLL` documenting that loading a shared library
+via an absolute path can silently break ``use_errno=True`` on Linux, because
+:manpage:`dlopen(3)` may return a separate library instance with its own
+:data:`errno` variable.
