Wrap beep script in a check for /dev/speaker
Wrap beep script in a check for /dev/speaker

NewEraCracker/pfsense,NOYB/pfsense,phil-davis/pfsense,phil-davis/pfsense,brunostein/pfsense,NOYB/pfsense,jxmx/pfsense,BlackstarGroup/pfsense,dennypage/pfsense,phil-davis/pfsense,ptorsten/pfsense,phil-davis/pfsense,NewEraCracker/pfsense,brunostein/pfsense,BlackstarGroup/pfsense,ch1c4um/pfsense,pfsense/pfsense,NOYB/pfsense,jxmx/pfsense,pfsense/pfsense,NewEraCracker/pfsense,NewEraCracker/pfsense,dennypage/pfsense,dennypage/pfsense,ptorsten/pfsense,jxmx/pfsense,BlackstarGroup/pfsense,brunostein/pfsense,dennypage/pfsense,ch1c4um/pfsense,ptorsten/pfsense,ch1c4um/pfsense,BlackstarGroup/pfsense,pfsense/pfsense,pfsense/pfsense,ch1c4um/pfsense