make.sh: check for required tools
make.sh: check for required tools

VincentToups/lambdanative,youprofit/lambdanative,youprofit/lambdanative,attila-lendvai/lambdanative,VincentToups/lambdanative,gale320/lambdanative,attila-lendvai/lambdanative,emacstheviking/lambdanative,attila-lendvai/lambdanative,gale320/lambdanative,gale320/lambdanative,attila-lendvai/lambdanative,emacstheviking/lambdanative,VincentToups/lambdanative,VincentToups/lambdanative,emacstheviking/lambdanative,emacstheviking/lambdanative,attila-lendvai/lambdanative,youprofit/lambdanative,emacstheviking/lambdanative,youprofit/lambdanative,gale320/lambdanative,VincentToups/lambdanative,gale320/lambdanative,youprofit/lambdanative