lib.c:363:19: warning: address of stack memory associated with local variable 'stk' returned [-Wreturn-stack-address]
  363 |    return (char*)&stk - stk.rlim_cur + 16384;
      |                   ^~~
lib.c:701:38: warning: incompatible pointer types passing 'uint64_t *' (aka 'unsigned long long *') to parameter of type 'char *' [-Wincompatible-pointer-types]
  701 |             bufFloat(car(x), y >> 4, &value[i]);
      |                                      ^~~~~~~~~
lib.c:584:50: note: passing argument to parameter 'p' here
  584 | void bufFloat(uint64_t value, int64_t scl, char *p) {
      |                                                  ^
lib.c:703:39: warning: incompatible pointer types passing 'uint64_t *' (aka 'unsigned long long *') to parameter of type 'char *' [-Wincompatible-pointer-types]
  703 |             bufDouble(car(x), y >> 4, &value[i]);
      |                                       ^~~~~~~~~
lib.c:600:51: note: passing argument to parameter 'p' here
  600 | void bufDouble(uint64_t value, int64_t scl, char *p) {
      |                                                   ^
3 warnings generated.