Cached details to be removed from older version of free as confusing

lgsm/functions/info_distro.sh

@@ -77,14 +77,15 @@ physmemtotal=$(free ${humanreadable} | awk '/Mem:/ {print $2}')
 physmemtotalmb=$(free -m | awk '/Mem:/ {print $2}')
 physmemused=$(free ${humanreadable} | awk '/Mem:/ {print $3}')
 physmemfree=$(free ${humanreadable} | awk '/Mem:/ {print $4}')
-physmemavailable=$(free ${humanreadable} | awk '/Mem:/ {print $7}')
-if [ -z "${physmemavailable}" ]; then
+oldfree=$(free ${humanreadable} | awk '/cache:/')
+if [ -n "${oldfree}" ]; then
 	physmemavailable="n/a"
+	physmemcached="n/a"
+else
+	physmemavailable=$(free ${humanreadable} | awk '/Mem:/ {print $7}')
+	physmemcached=$(free ${humanreadable} | awk '/Mem:/ {print $5}')
 fi
-physmemcached=$(free ${humanreadable} | awk '/cache:/ {print $4}')
-if [ -z "${physmemcached}" ]; then
-	physmemcached=$(free ${humanreadable} | awk '/Mem:/ {print $6}')
-fi
+
 swaptotal=$(free ${humanreadable} | awk '/Swap:/ {print $2}')
 swapused=$(free ${humanreadable} | awk '/Swap:/ {print $3}')
 swapfree=$(free ${humanreadable} | awk '/Swap:/ {print $4}')