diff --git a/src/bin/pg_controldata/pg_controldata.c b/src/bin/pg_controldata/pg_controldata.c
index a77c2e22fa..d9e4709e4b 100644
--- a/src/bin/pg_controldata/pg_controldata.c
+++ b/src/bin/pg_controldata/pg_controldata.c
@@ -6,7 +6,7 @@
  * copyright (c) Oliver Elphick <olly@lfix.co.uk>, 2001;
  * licence: BSD
  *
- * $Header: /cvsroot/pgsql/src/bin/pg_controldata/pg_controldata.c,v 1.1 2002/08/16 20:34:06 momjian Exp $
+ * $Header: /cvsroot/pgsql/src/bin/pg_controldata/pg_controldata.c,v 1.2 2002/08/18 02:48:41 tgl Exp $
  */
 #include "postgres.h"
 
@@ -49,6 +49,7 @@ main(int argc, char *argv[])
 	crc64		crc;
 	char		pgctime_str[32];
 	char		ckpttime_str[32];
+	char	   *strftime_fmt = "%c";
 
 	if (argc > 1)
 		DataDir = argv[1];
@@ -87,9 +88,13 @@ main(int argc, char *argv[])
 			   "Either the file is corrupt, or it has a different layout than this program\n"
 			   "is expecting.  The results below are untrustworthy.\n\n");
 
-	strftime(pgctime_str, 32, "%c",
+	/*
+	 * Use variable for format to suppress overly-anal-retentive gcc warning
+	 * about %c
+	 */
+	strftime(pgctime_str, sizeof(pgctime_str), strftime_fmt,
 			 localtime(&(ControlFile.time)));
-	strftime(ckpttime_str, 32, "%c",
+	strftime(ckpttime_str, sizeof(ckpttime_str), strftime_fmt,
 			 localtime(&(ControlFile.checkPointCopy.time)));
 
 	printf("pg_control version number:            %u\n"