Installing https://rocks.moonscript.org/lgi-0.9.0-1.rockspec... Using https://rocks.moonscript.org/lgi-0.9.0-1.rockspec... switching to 'build' mode /Library/Developer/CommandLineTools/usr/bin/make -C lgi pkg-config --exists 'gobject-introspection-1.0 >= 0.10.8' --print-errors