@code{gethostname(2)}, returning 0 on success or a non-zero error code
(@code{ENOSYS} if the system does not provide @code{gethostname(2)}).
-On some systems (specifically SCO) it may be necessary to link the
-`socket' library if you call this routine, i.e.@: add @samp{-lsocket}
+On some systems (specifically SCO) it might be necessary to link the
+``socket'' library if you call this routine, i.e.@: add @samp{-lsocket}
to the @code{g77} arguments.
")
only a function, not as a subroutine, or do not support the
(optional) @var{@2@} argument.
-On some systems (specifically SCO) it may be necessary to link the
-`socket' library if you call this routine, i.e.@: add @samp{-lsocket}
+On some systems (specifically SCO) it might be necessary to link the
+``socket'' library if you call this routine, i.e.@: add @samp{-lsocket}
to the @code{g77} arguments.
")