Also, I confirm this is an issue of the standard include paths: if I create manually a symlink to "/usr/lib" in "../lib" (whichever directory I am currently in), then the programs attached above do work correctly...
Also, I confirm this is an issue of the standard include paths: if I create manually a symlink to "/usr/lib" in "../lib" (whichever directory I am currently in), then the programs attached above do work correctly...