Functions in iokit/Families/IONVRAM

• closeNVRAM iokit/Families/IONVRAM/IONVRAMController.cpp:64
• openNVRAM iokit/Families/IONVRAM/IONVRAMController.cpp:54
• OSDefineMetaClass iokit/Families/IONVRAM/IONVRAMController.cpp:30
• syncNVRAM iokit/Families/IONVRAM/IONVRAMController.cpp:74