4.4BSD/usr/share/man/cat1/hostname.0

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HOSTNAME(1)                  BSD Reference Manual                  HOSTNAME(1)

NNAAMMEE
     hhoossttnnaammee - set or print name of current host system

SSYYNNOOPPSSIISS
     hhoossttnnaammee [--ss] [_n_a_m_e_o_f_h_o_s_t]

DDEESSCCRRIIPPTTIIOONN
     HHoossttnnaammee prints the name of the current host.  The super-user can set the
     hostname by supplying an argument; this is usually done in the network
     initialization script _/_e_t_c_/_n_e_t_s_t_a_r_t, normally run at boot time.

     Options:

     --ss    Trims off any domain information from the printed name.

SSEEEE AALLSSOO
     gethostname(2)

HHIISSTTOORRYY
     The hhoossttnnaammee command appeared in 4.2BSD.

4.2 Berkeley Distribution        May 31, 1993                                1