gEfiVariableGuid

Guid acted as variable store header's signature and to specify the variable list entries put in the EFI system table.
Include/Guid/VariableFormat.h

GUID Information

GUID's Guid NameGUID's Guid
gEfiVariableGuid{ 0xddcf3616, 0x3275, 0x4164, { 0x98, 0xb6, 0xfe, 0x85, 0x70, 0x7f, 0xfe, 0x7d }}

Refer to Header File

MdeModulePkg/Include/Guid/VariableFormat.h

Generated on Thu Sep 24 23:30:15 2015 for MdeModulePkg[ALL] by  doxygen 1.5.7.1