Enums in bsd/hfs/hfscommon/headers

• BTreeInformationVersio bsd/hfs/hfscommon/headers/BTreesInternal.h:200
• BTreeIterationOperation bsd/hfs/hfscommon/headers/BTreesInternal.h:208
• BTreeKeyLimit bsd/hfs/hfscommon/headers/BTreesInternal.h:221
• BTreeType bsd/hfs/hfscommon/headers/BTreesInternal.h:268