update volumectl. inspect signaling.

bin/volumectl

@@ -9,4 +9,16 @@ elif [ "$1" = "mute" ]; then
   wpctl set-mute @DEFAULT_SINK@ toggle
 fi
 
-kill -35 $(pidof dwmblocks)
+kill -RTMIN+1 $(pidof dwmblocks)
+
+# freebsd
+#if [ "$1" = "up" ]; then
+#  mixer vol.volume=+2% > /dev/null
+#elif [ "$1" = "down" ]; then
+#  mixer vol.volume=-2% > /dev/null
+#elif [ "$1" = "mute" ]; then
+#  mixer vol.mute=toggle > /dev/null
+#fi
+#
+#PID=$(ps aux | grep dwmblocks | awk 'NR==1 {print $2}')
+#kill -RTMIN+1 $PID