https://cygwin.com/pipermail/cygwin/1997-February/000764.html
getpid() problems
problems
https://www.php.net/manual/en/function.posix-getpid.php
PHP: posix_getpid - Manual
Return the current process identifier
phpposixmanual
https://bugzilla.mozilla.org/show_bug.cgi?id=1359841
1359841 - xpcom/base/nsStatusReporterManager.cpp should cast getpid() return value to int
RESOLVED (petr.sumbera) in Core - XPCOM. Last updated 2017-04-27.