Issue #18256: Compilation fix for recent AIX releases.  Patch by David Edelsohn.
diff --git a/Misc/ACKS b/Misc/ACKS
index 15daf50..fc0d9d2 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -270,6 +270,7 @@
 Maxim Dzumanenko
 Walter Dörwald
 Hans Eckardt
+David Edelsohn
 Grant Edwards
 John Ehresman
 Eric Eisner