This is the complete list of members for _INITIAL_PEB, including all inherited members.

BeingDebugged	_INITIAL_PEB
BitField	_INITIAL_PEB
ImageUsesLargePages	_INITIAL_PEB
InheritedAddressSpace	_INITIAL_PEB
IsLegacyProcess	_INITIAL_PEB
IsProtectedProcess	_INITIAL_PEB
Mutant	_INITIAL_PEB
ReadImageFileExecOptions	_INITIAL_PEB
SpareBits	_INITIAL_PEB