From 22213f00527d96355e1e3d8a4c9bc37b1fffb0f0 Mon Sep 17 00:00:00 2001
From: Paul Eggert <eggert@cs.ucla.edu>
Date: Tue, 3 Sep 2019 23:40:32 -0700
Subject: [PATCH] * src/systime.h (hz): #undef to work around AIX build issue.

---
 src/systime.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/systime.h b/src/systime.h
index 125b2f1385e..2f783efcfca 100644
--- a/src/systime.h
+++ b/src/systime.h
@@ -41,6 +41,8 @@ typedef unsigned long Time;
 #endif
 
 #include <sys/time.h>	/* for 'struct timeval' */
+
+#undef hz /* AIX <sys/param.h> #defines this.  */
 
 /* Emacs uses struct timespec to represent nonnegative temporal intervals.
 
-- 
2.39.5