text: #include <nvml.h>
  
  extern nvmlReturn_t result;
  extern unsigned int nvidiaTemp, processSamplesCount, *vgpuInstanceSamplesCount, nvidiaCoreClock, nvidiaMemClock;
  extern nvmlDevice_t nvidiaDevice;
  extern struct nvmlUtilization_st nvidiaUtilization;
  extern struct nvmlMemory_st nvidiaMemory;
  extern bool nvmlSuccess;
  
  bool checkNVML(const char* pciBusId);
  bool getNVMLInfo(void);
  