OS X: Added wired memory to memory usage

fetch

@@ -934,9 +934,10 @@ getmemory () {
 
         "Mac OS X")
             memtotal=$(printf "%s\n" "$(sysctl -n hw.memsize)"/1024^2 | bc)
+            memwired=$(vm_stat | awk '/wired/ { print $4 }')
             memactive=$(vm_stat | awk '/active / { printf $3 }')
             memcompressed=$(vm_stat | awk '/occupied/ { printf $5 }')
-            memused=$(((${memactive//.} + ${memcompressed//.}) * 4 / 1024))
+            memused=$(((${wiredmem//.} + ${memactive//.} + ${memcompressed//.}) * 4 / 1024))
             memory="${memused}MB / ${memtotal}MB"
         ;;