ENV: Set CPATH LIBRARY_PATH as well as LD_RUN_PATH
ENV: Set CPATH LIBRARY_PATH as well as LD_RUN_PATH

LD_RUN_PATH does not imply LIBRARY_PATH.
Also need a consistent way of setting --dynamic-linker, possibly
a shell script wrapper of binutil's ld, enabling superenv.

SuperNEMO-DBD/cadfaelbrew,gnubila-france/linuxbrew,reelsense/linuxbrew,Homebrew/linuxbrew,saketkc/linuxbrew,Angeldude/linuxbrew,sjackman/linuxbrew,gnubila-france/linuxbrew,Homebrew/linuxbrew,saketkc/linuxbrew,sjackman/linuxbrew,Linuxbrew/linuxbrew,gnubila-france/linuxbrew,Homebrew/linuxbrew,Angeldude/linuxbrew,Linuxbrew/linuxbrew,SuperNEMO-DBD/cadfaelbrew,Linuxbrew/linuxbrew,Homebrew/linuxbrew,reelsense/linuxbrew,Linuxbrew/linuxbrew,Angeldude/linuxbrew,Angeldude/linuxbrew,reelsense/linuxbrew,saketkc/linuxbrew,sjackman/linuxbrew,gnubila-france/linuxbrew,saketkc/linuxbrew,SuperNEMO-DBD/cadfaelbrew,reelsense/linuxbrew,sjackman/linuxbrew,SuperNEMO-DBD/cadfaelbrew