Add zlib warning to diagnose command
Add zlib warning to diagnose command

staabm/composer,curry684/composer,localheinz/composer,milleruk/composer,floverdevel/composer,remicollet/composer,SpacePossum/composer,alcohol/composer,fabiang/composer,stefangr/composer,andrerom/composer,johnstevenson/composer,jreinke/composer,naderman/composer,slbmeh/composer,nicolas-grekas/composer,hirak/composer,pierredup/composer,MoT3rror/composer,stof/composer,balbuf/composer,fabpot/composer,erasys/composer,till/composer,gencer/composer,vdm-io/composer,composer/composer,dzuelke/composer