GETPIDSection: Linux Programmer's Manual (2)
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NAMEgetpid, getppid - get process identification
DESCRIPTIONgetpid returns the process ID of the current process. (This is often used by routines that generate unique temporary file names.)
CONFORMING TOPOSIX, BSD 4.3, SVID
SEE ALSOexec(3), fork(2), kill(2), mkstemp(3), tmpnam(3), tempnam(3), tmpfile(3)
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Time: 19:12:09 GMT, June 19, 2013