===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/m4/eval.c,v
retrieving revision 1.65
retrieving revision 1.66
diff -c -r1.65 -r1.66
*** src/usr.bin/m4/eval.c	2008/08/16 12:25:21	1.65
--- src/usr.bin/m4/eval.c	2008/08/21 21:01:47	1.66
***************
*** 1,4 ****
! /*	$OpenBSD: eval.c,v 1.65 2008/08/16 12:25:21 espie Exp $	*/
  /*	$NetBSD: eval.c,v 1.7 1996/11/10 21:21:29 pk Exp $	*/
  
  /*
--- 1,4 ----
! /*	$OpenBSD: eval.c,v 1.66 2008/08/21 21:01:47 espie Exp $	*/
  /*	$NetBSD: eval.c,v 1.7 1996/11/10 21:21:29 pk Exp $	*/
  
  /*
***************
*** 139,145 ****
    */
    	ac = argc;
  
! 	if (argc == 3 && !*(argv[2]))
  		argc--;
  
  	switch (td & TYPEMASK) {
--- 139,145 ----
    */
    	ac = argc;
  
! 	if (argc == 3 && !*(argv[2]) && !mimic_gnu)
  		argc--;
  
  	switch (td & TYPEMASK) {
***************
*** 576,584 ****
  void
  dodefine(const char *name, const char *defn)
  {
! 	if (!*name)
  		m4errx(1, "null definition.");
! 	macro_define(name, defn);
  }
  
  /*
--- 576,585 ----
  void
  dodefine(const char *name, const char *defn)
  {
! 	if (!*name && !mimic_gnu)
  		m4errx(1, "null definition.");
! 	else 
! 		macro_define(name, defn);
  }
  
  /*
***************
*** 612,620 ****
  static void
  dopushdef(const char *name, const char *defn)
  {
! 	if (!*name)
  		m4errx(1, "null definition.");
! 	macro_pushdef(name, defn);
  }
  
  /*
--- 613,622 ----
  static void
  dopushdef(const char *name, const char *defn)
  {
! 	if (!*name && !mimic_gnu)
  		m4errx(1, "null definition.");
! 	else
! 		macro_pushdef(name, defn);
  }
  
  /*