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-.TH GETPID 3
-.SH NAME
-getpid, getppid \- get process ids
-.SH SYNOPSIS
-.B #include <u.h>
-.br
-.B #include <libc.h>
-.PP
-.B
-int getpid(void)
-.PP
-.B
-int getppid(void)
-.SH DESCRIPTION
-.I Getpid
-reads
-.B /dev/pid
-(see
-.IR cons (3))
-and converts it to get the process id of the current process,
-a number guaranteed to be unique among all running processes on the machine
-executing
-.IR getpid .
-.PP
-.I Getppid
-reads
-.B /dev/ppid
-(see
-.IR cons (3))
-and converts it to get the id of the parent of the current process.
-.SH SOURCE
-.B /usr/local/plan9/src/libc/9sys
-.SH SEE ALSO
-.IR intro (3),
-.IR cons (3),
-.IR proc (3)
-.SH DIAGNOSTICS
-Returns 0 and
-sets
-.I errstr
-if unsuccessful.