MAXHOSTNAMELEN     13 arch/alpha/include/uapi/asm/param.h #define MAXHOSTNAMELEN	64	/* max length of hostname */
MAXHOSTNAMELEN     20 arch/ia64/include/uapi/asm/param.h #define MAXHOSTNAMELEN	64	/* max length of hostname */
MAXHOSTNAMELEN     29 arch/xtensa/include/uapi/asm/param.h #define MAXHOSTNAMELEN	64	/* max length of hostname */
MAXHOSTNAMELEN     17 include/uapi/asm-generic/param.h #define MAXHOSTNAMELEN	64	/* max length of hostname */