DBio.c:1604:65: warning: too many arguments in call to 'dbReadOpen'

DBio.c:1604:52: warning: expression which evaluates to zero treated as
 a null pointer constant of type 'int *' [-Wnon-literal-null-conversion]

DBOpenOnly() function only has one use which always passed name==NULL.

clang18 default warning cleanup

database/DBio.c

@@ -1598,7 +1598,7 @@ DBOpenOnly(cellDef, name, setFileName, errptr)
 			 */
     int *errptr;	/* Pointer to int to hold error value */
 {
-    dbReadOpen(cellDef, name != NULL, setFileName, FALSE, errptr);
+    dbReadOpen(cellDef, setFileName, FALSE, errptr);
 }
 
 /*