Fuser and the the Public domain/Freeware utility lsof can be used to find processes that have files open and much more. Note: fuser on SunOS4.1.x is located in /usr/kvm. lsof can be ftped from vic.cc.purdue.edu:/pub/tools/unix/lsof/ lsof and fuser are available for both Solaris 2.x and SunOS 4.1.x. Last Updated: April 14, 1995.