Defines starting with `c' in bsd/include

• _C bsd/include/ctype.h:71
• _CACHED_RUNES bsd/include/runetype.h:74
• CERROR bsd/include/c.h:71
• CHRTYPE bsd/include/tar.h:73
• _C_INCLUDE_ bsd/include/c.h:52
• CLOCKS_PER_SEC bsd/include/time.h:102
• CONTTYPE bsd/include/tar.h:77
• _CRMASK bsd/include/runetype.h:75
• _CTYPE_H_ bsd/include/ctype.h:66