T>
<DT> 
<DD> 
sends an alarm clock signal (SIGALRM 14) after <EM>time</EM> seconds.
Calling <B>unix:alarm</B> with <EM>time</EM>=0 resets the alarm clock.
</DD>
</DL>
<BR>
<BR>

<P>

<A NAME="22855"></A>
<B>unix:ualarm</B> <EM>time </EM>[function]

<DL COMPACT>
<DT> 
<DD> 
same as <B>unix:alarm</B> except that the unit of <EM>time</EM> is micro seconds.
<B>ualarm</B> is not available on Solaris2 or on other Sys5 based systems.
</DD>
</DL>
<BR>
<BR>

<P>

<A NAME="22868"></A>
<B>unix:getitimer</B> <EM>timer