.help zgtpid May84 "System Interface"
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NAME
zgtpid -- get unique process-id number
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SYNOPSIS
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zgtpid (pid)

int	pid			# process id number
.fi
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DESCRIPTION
The magic integer value by which the current process is known to the host
operating system is returned as the argument \fIpid\fR.  The process-id
is used by all process control operators to uniquely identify the process
to be operated upon.
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NOTES
The process id number is also used by \fBmktemp\fR to generate unique temporary
filenames.
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SEE ALSO
zopcpr, zclcpr, zintpr, zopdpr, zcldpr
.endhelp