Macros starting with `c' in ufs

• cbtocylno ufs/fs.h:370
• cbtorpos ufs/fs.h:372
• cgbase ufs/fs.h:337
• cg_blks ufs/fs.h:286
• cg_blksfree ufs/fs.h:294
• cg_blktot ufs/fs.h:282
• cg_chkmagic ufs/fs.h:298
• cgdmin ufs/fs.h:343
• cgimin ufs/fs.h:342
• cg_inosused ufs/fs.h:290
• cgsblock ufs/fs.h:340
• cgstart ufs/fs.h:338
• cgtod ufs/fs.h:341