Patch for printing extended headers in 'cwgame'

cwgame__ext_game_header.diff

*** cwgame.c	2011-09-17 18:24:18.000000000 -0500
--- cwgame__print_ext_hdrs.c	2011-09-17 18:24:12.000000000 -0500
***************
*** 2229,2234 ****
--- 2229,2246 ----
      }
    }
  
+   for (i = 0; i <= max_ext_field; i++) {
+     if (ext_fields[i]) {
+       if (ascii && comma) {
+ 	*(buf++) = ',';
+       }
+       else {
+ 	comma = 1;
+       }
+       buf += sprintf(buf, "\"%s\"", ext_field_data[i].header);
+     }
+   }
+ 
    printf("%s", output_line);
    printf("\n");
  }