Typedefs in bsd/ufs/lfs

• BLOCK_INFO bsd/ufs/lfs/lfs.h:333
• CLEANERINFO bsd/ufs/lfs/lfs.h:228
• FINFO bsd/ufs/lfs/lfs.h:100
• IFILE bsd/ufs/lfs/lfs.h:213
• SEGSUM bsd/ufs/lfs/lfs.h:240
• SEGUSE bsd/ufs/lfs/lfs.h:82