Solaris: Poor man's lsof

lsof-solaris.sh

#!/bin/sh
# Something like lsof.
#
# Original code found at:
#   http://blog.pebcak.de/archives/913-Solaris-Poor-mans-lsof-unter-Solaris.html

if [ -n "$1" ] ; then
  for pid in $(ls /proc) ; do
    pfiles $pid | grep AF_INET | grep $1 >/dev/null && \
      echo "PID $pid is listening on port $1";
  done
else
  echo "usage: $0 [PORT]"
fi