Use is_package_installed() for both squid-specific IFs.
Use is_package_installed() for both squid-specific IFs.

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