check using at least version 3.81 of gnu make (what we use on macos - oldest I've tested - and should hopefully trigger good warning if used with non gnu make
check using at least version 3.81 of gnu make (what we use on macos - oldest I've tested - and should hopefully trigger good warning if used with non gnu make

SophistSolutions/Stroika,SophistSolutions/Stroika,SophistSolutions/Stroika,SophistSolutions/Stroika,SophistSolutions/Stroika