===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/m4/gnum4.c,v
retrieving revision 1.42
retrieving revision 1.43
diff -c -r1.42 -r1.43
*** src/usr.bin/m4/gnum4.c	2011/11/06 12:25:43	1.42
--- src/usr.bin/m4/gnum4.c	2013/11/20 16:44:27	1.43
***************
*** 1,4 ****
! /* $OpenBSD: gnum4.c,v 1.42 2011/11/06 12:25:43 espie Exp $ */
  
  /*
   * Copyright (c) 1999 Marc Espie
--- 1,4 ----
! /* $OpenBSD: gnum4.c,v 1.43 2013/11/20 16:44:27 deraadt Exp $ */
  
  /*
   * Copyright (c) 1999 Marc Espie
***************
*** 294,300 ****
  				p++;
  				continue;
  			}
! 			if (isdigit(p[1])) {
  				add_sub(*(++p) - '0', string, re, pm);
  				continue;
  			}
--- 294,300 ----
  				p++;
  				continue;
  			}
! 			if (isdigit((unsigned char)p[1])) {
  				add_sub(*(++p) - '0', string, re, pm);
  				continue;
  			}