Updated.

polybar/scripts/xbps-updates.sh.bkp

@@ -0,0 +1,11 @@
+#!/bin/sh
+
+updates=$(xbps-install -Mun 2> /dev/null | wc -l)
+
+if [ -n "$updates" ] && [ "$updates" -eq 1 ]; then
+    echo "$updates XBPS update available"
+elif [ -n "$updates" ] && [ "$updates" -gt 1 ]; then
+    echo "$updates XBPS updates available"
+else
+    echo ""
+fi