===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/m4/expr.c,v
retrieving revision 1.5
retrieving revision 1.6
diff -c -r1.5 -r1.6
*** src/usr.bin/m4/expr.c	1999/09/14 08:26:10	1.5
--- src/usr.bin/m4/expr.c	1999/09/14 08:30:20	1.6
***************
*** 1,4 ****
! /*	$OpenBSD: expr.c,v 1.5 1999/09/14 08:26:10 espie Exp $	*/
  /*	$NetBSD: expr.c,v 1.7 1995/09/28 05:37:31 tls Exp $	*/
  
  /*
--- 1,4 ----
! /*	$OpenBSD: expr.c,v 1.6 1999/09/14 08:30:20 espie Exp $	*/
  /*	$NetBSD: expr.c,v 1.7 1995/09/28 05:37:31 tls Exp $	*/
  
  /*
***************
*** 41,52 ****
  #if 0
  static char sccsid[] = "@(#)expr.c	8.2 (Berkeley) 4/29/95";
  #else
! static char rcsid[] = "$OpenBSD: expr.c,v 1.5 1999/09/14 08:26:10 espie Exp $";
  #endif
  #endif /* not lint */
  
  #include <sys/cdefs.h>
  #include <stdio.h>
  #include "mdef.h"
  
  /*
--- 41,53 ----
  #if 0
  static char sccsid[] = "@(#)expr.c	8.2 (Berkeley) 4/29/95";
  #else
! static char rcsid[] = "$OpenBSD: expr.c,v 1.6 1999/09/14 08:30:20 espie Exp $";
  #endif
  #endif /* not lint */
  
  #include <sys/cdefs.h>
  #include <stdio.h>
+ #include <ctype.h>
  #include "mdef.h"
  
  /*