Macros starting with 'i' in ufs

• ILOCK ufs/inode.h:132
• INOHASH ufs/ufs_inode.c:54
• INOPB ufs/fs.h:435
• INOPF ufs/fs.h:436
• ITIMES ufs/inode.h:157
• itod ufs/fs.h:354
• itog ufs/fs.h:353
• itoo ufs/fs.h:352
• ITOV ufs/inode.h:112
• IUNLOCK ufs/inode.h:140
• IUPDAT ufs/inode.h:152