1 #ifndef NVRAM_HELPER_H 2 #define NVRAM_HELPER_H 3 4 #include <IOKit/IOKitLib.h> 5 6 kern_return_t GetVariable(const char *name, io_registry_entry_t optionsRef); 7 kern_return_t SetVariable(const char *name, const char *value, io_registry_entry_t optionsRef); 8 kern_return_t DeleteVariable(const char *name, io_registry_entry_t optionsRef); 9 kern_return_t ResetNVram(io_registry_entry_t optionsRef); 10 io_registry_entry_t GetOptions(void); 11 void ReleaseOptions(io_registry_entry_t optionsRef); 12 13 #endif /* NVRAM_HELPER_H */ 14