Here are the data structures with brief descriptions:

AMCredentials
AMCredentialsA
AMDomain
AMDomainA
CCFileInfo
CCFileInfo_t
CCFileTime
CCFindFileData
CCFindFileDataA
CCMountInfo
CCMountInfoA
CCNetDomainItem
CCNetServerItem
CCNetShareItem
CCNetShareItemA
CCServerInfo
CCSStatistics
CCVolumeInfo
CMCodepage
CMCrypterList
CMIOVecBlob
CMProductInfo
CMResolverRegisteredMethodDescription
CSFileData
EVCSOpenFileEntry
EVCSShareConnectionEntry
FileDataA_t
NQ_INT64
NQ_IOVEC
NQ_IOVECBUF
NQ_IOVecBuffer
NQ_IPADDRESS
NQ_IPADDRESSVR
NQ_UINT64
SYDeviceMode
SYFileInformation
SYPrinterDriver
SYPrinterInfo
SYPrintFormInfo
SYPrintJobInfo
SYPrintRect
SYPrintSize
SYTimeFragments
SYVolumeInformation
UDFileAccessEvent
UDShareAccessEvent
UDUserAccessEvent