All symbols starting with `v' in driver

• ValidateIOBufferSize driver/ntdriver.c:165
• ValidateIOBufferSizeType driver/ntdriver.h:95
• VirtualVolumeDeviceObjects driver/ntdriver.c:57
• VolumeClassFilterRegistered driver/ntdriver.h:103
• VolumeFilterDispatchIrp driver/volumefilter.c:261
• VolumeFilterExtension driver/volumefilter.c:15