Defines starting with `n' in bsd/include/protocols

• NAMELEN bsd/include/protocols/dumprestore.h:82
• NAME_SIZE bsd/include/protocols/talkd.h:90
• NFS_MAGIC bsd/include/protocols/dumprestore.h:85
• NOT_HERE bsd/include/protocols/talkd.h:119
• NTREC bsd/include/protocols/dumprestore.h:78