removed usage of getmypid() which is not always available
removed usage of getmypid() which is not always available

Chhunlong/swiftmailer,handautsav/swiftmailer,deguif/swiftmailer,kuslahne/swiftmailer,gencer/swiftmailer,robertklein/swiftmailer,zghosts/swiftmailer,jamesggordon/swiftmailer,swiftmailer/swiftmailer,gburyakovsky/swiftmailer,zghosts/swiftmailer,michabbb-backup/swiftmailer,voku/swiftmailer,Dubz/swiftmailer,robertklein/swiftmailer,c960657/swiftmailer,tweakers-dev/swiftmailer,denpamusic/swiftmailer,Chhunlong/swiftmailer,gburyakovsky/swiftmailer,kuslahne/swiftmailer,fvosberg/swiftmailer,deguif/swiftmailer,c960657/swiftmailer,papagel/swiftmailer,denpamusic/swiftmailer,gencer/swiftmailer,Rotzbua/swiftmailer,jamesggordon/swiftmailer,voku/swiftmailer,handautsav/swiftmailer,Rotzbua/swiftmailer,fvosberg/swiftmailer,Dubz/swiftmailer,swiftmailer/swiftmailer,papagel/swiftmailer,tweakers-dev/swiftmailer,michabbb-backup/swiftmailer