Replace exec() and system() calls by internal functions
Replace exec() and system() calls by internal functions

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