*** xroach.c.orig	Sat May  4 21:18:41 1996
--- xroach.c	Sat May  4 17:50:29 1996
***************
*** 96,114 ****
      /*
         Process command line options.
      */
!     for (ax=1; ax<ac; ax++) {
! 	arg = av[ax];
  	if (strcmp(arg, "-display") == 0) {
! 	    display_name = av[++ax];
  	}
  	else if (strcmp(arg, "-rc") == 0) {
! 	    roachColor = av[++ax];
  	}
  	else if (strcmp(arg, "-speed") == 0) {
! 	    roachSpeed = atof(av[++ax]);
  	}
  	else if (strcmp(arg, "-roaches") == 0) {
! 	    maxRoaches = strtol(av[++ax], (char **)NULL, 0);
  	}
  	else {
  	    Usage();
--- 96,118 ----
      /*
         Process command line options.
      */
!     for (ax=1; ax<ac; ) {
! 	arg = av[ax++];
! 
! 	if (ax >= ac)
! 	    Usage();
! 
  	if (strcmp(arg, "-display") == 0) {
! 	    display_name = av[ax++];
  	}
  	else if (strcmp(arg, "-rc") == 0) {
! 	    roachColor = av[ax++];
  	}
  	else if (strcmp(arg, "-speed") == 0) {
! 	    roachSpeed = atof(av[ax++]);
  	}
  	else if (strcmp(arg, "-roaches") == 0) {
! 	    maxRoaches = strtol(av[ax++], (char **)NULL, 0);
  	}
  	else {
  	    Usage();