Get average of linked libraries in your $PATH.

average.sh

#!/bin/bash

# 'ldd % | wc -l | grep -v ^1$'
#                           ^ if file is not a dynamic linked executable, ldd will print one line on STDOUT, but we have to ignore this
find $(echo $PATH | tr : ' ') -mindepth 1 -maxdepth 1 \
  | xargs -I% bash -c 'ldd % | wc -l | grep -v ^1$' \
  while read line;\
    do l=$((l + line));\
  done \
  && echo $l