message: Always return 0 from `brk`
diff: @@ -47,8 +47,9 @@ public:
  {{0, "On success, brk() returns zero. On error, -1 is returned, and errno is set to ENOMEM"}}) {}
  void execute() {
  - // Nothing to do
  - return;
  + // Nothing to do - at the moment we allow infinite growth of the heap.
  + // @todo: Add checks to ensure that the heap doesn't grow into the stack segment...!
  + BaseSyscall::setRet(RegisterFileType::GPR, 0, 0);
  }
  };
  