added a section on "XCOFF-based Unix-like systems" at the article on "dynamic linker" on the English wikipedia

• https://en.wikipedia.org/wiki/Dynamic_linker
• https://en.wikipedia.org/wiki/LIBPATH
• https://en.wikipedia.org/wiki/LD_LIBRARY_PATH

A long PATH… makes the OS …

1. "… access the disk quite often, hence there is a lot of disk I/O" – do you agree?
2. "… compute a lot of …, hence a high CPU load" – do you agree?
3. …

I got involved in a rather "controversial" discussion on that. I voted for (1). What are you voting for?