diff --git a/src/backend/utils/cache/lsyscache.c b/src/backend/utils/cache/lsyscache.c
index 194f945400..4aee62bb05 100644
--- a/src/backend/utils/cache/lsyscache.c
+++ b/src/backend/utils/cache/lsyscache.c
@@ -7,7 +7,7 @@
  *
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/backend/utils/cache/lsyscache.c,v 1.16 1998/08/04 16:44:22 momjian Exp $
+ *	  $Header: /cvsroot/pgsql/src/backend/utils/cache/lsyscache.c,v 1.17 1998/08/11 14:32:01 momjian Exp $
  *
  * NOTES
  *	  Eventually, the index information should go through here, too.
@@ -43,7 +43,7 @@
  *
  */
 bool
-op_class(Oid opno, int32 opclass, Oid amopid)
+op_class(Oid oprno, int32 opclass, Oid amopid)
 {
 	FormData_pg_amop amoptup;
 
diff --git a/src/include/utils/lsyscache.h b/src/include/utils/lsyscache.h
index 0fb21b89d5..0d8816da4e 100644
--- a/src/include/utils/lsyscache.h
+++ b/src/include/utils/lsyscache.h
@@ -6,7 +6,7 @@
  *
  * Copyright (c) 1994, Regents of the University of California
  *
- * $Id: lsyscache.h,v 1.13 1998/08/11 05:09:30 momjian Exp $
+ * $Id: lsyscache.h,v 1.14 1998/08/11 14:32:03 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -16,7 +16,7 @@
 #include <access/attnum.h>
 #include <access/htup.h>
 
-extern bool op_class(Oid opno, int32 opclass, Oid amopid);
+extern bool op_class(Oid oprno, int32 opclass, Oid amopid);
 extern char *get_attname(Oid relid, AttrNumber attnum);
 extern AttrNumber get_attnum(Oid relid, char *attname);
 extern Oid	get_atttype(Oid relid, AttrNumber attnum);