#install dependencies brew tap homebrew/dupes brew install binutils coreutils automake wget gawk libtool gperf gnu-sed --with-default-names grep export PATH="/usr/local/opt/gnu-sed/libexec/gnubin:$PATH"
#prepare case-sensitive disk sudo hdiutil create ~/Documents/case-sensitive.dmg -volname "case-sensitive" -size 10g -fs "Case-sensitive HFS+" sudo hdiutil mount ~/Documents/case-sensitive.dmg
#create symbolic link to /esp8266