Issue #11714: Use 'with' statements to assure a Semaphore releases a
condition variable.  Original patch by Thomas Rachel.
diff --git a/Misc/ACKS b/Misc/ACKS
index 9961aa5..36adf7d 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -970,6 +970,7 @@
 Pierre Quentel
 Brian Quinlan
 Anders Qvist
+Thomas Rachel
 Jérôme Radix
 Burton Radons
 Jeff Ramnani