Fix compatibility function for old daily_status_security_${name}_enable

variable

PR:	        conf/183137
Reported by:    Adam McDougall <mcdouga9 at egr msu edu>
MFC after:	3 days

etc/defaults/periodic.conf

@@ -319,7 +319,7 @@ if [ -z "${source_periodic_confs_defined}" ]; then
 	security_daily_compat_var() {
 		local var=$1 dailyvar value
 
-		dailyvar=daily_status_security${#status_security}
+		dailyvar=daily_status_security${var#security_status}
 		periodvar=${var%enable}period
 		eval value=\"\$$dailyvar\"
 		[ -z "$value" ] && return
@@ -331,7 +331,7 @@ if [ -z "${source_periodic_confs_defined}" ]; then
 			$periodvar=daily
 			;;
 		*)
-			$var="$value"
+                        eval $var=\"$value\"
 			;;
 		esac
 	}