fn() {:./dubious.c:4
       KW(:./dubious.c:6
   UnnecNL:./dubious.c:10
  DoubleNL:./dubious.c:12
   tp fn():./dubious.c:15
      Wide:./dubious.c:17
       TAB:./dubious.c:24
        CR:./dubious.c:30
 Space@EOL:./dubious.c:32
 non-K&R {:./dubious.c:39
        ;;:./dubious.c:41
   }\nelse:./dubious.c:43
  #else#if:./dubious.c:52
        o{:./dubious.c:58
    fn() {:./dubious.c:58
     fn ():./dubious.c:65
    assert:./dubious.c:72   (use tor_assert)
    memcmp:./dubious.c:73   (use {tor,fast}_mem{eq,neq,cmp}
   strcat(:./dubious.c:74
   strcpy(:./dubious.c:75
  sprintf(:./dubious.c:76
   malloc(:./dubious.c:77    (use tor_malloc, tor_free, etc)
     free(:./dubious.c:78    (use tor_malloc, tor_free, etc)
  realloc(:./dubious.c:79    (use tor_malloc, tor_free, etc)
   strdup(:./dubious.c:80    (use tor_malloc, tor_free, etc)
  strndup(:./dubious.c:81    (use tor_malloc, tor_free, etc)
   calloc(:./dubious.c:82    (use tor_malloc, tor_free, etc)
   noguard:./dubious.h (No #ifndef/#define header guard pair found)
  dupguard:./same_guard.h (Guard macro GUARD_MACRO_H also used in ./good_guard.h)
 dup fname:./subdir/dubious.c (same as ./dubious.c).