1 files changed, 3 insertions, 0 deletions
diff --git a/Misc/NEWS b/Misc/NEWS
index 3899da5..ceab576 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -91,6 +91,9 @@ Core and Builtins
 Library
 -------
 
+- Issue #17964: Fix os.sysconf(): the return type of the C sysconf() function
+  is long, not int.
+
 - Fix typos in the multiprocessing module.
 
 - Issue #17754: Make ctypes.util.find_library() independent of the locale.