Hi, when I compile MicroPython on OS X (using virtual box, vagrant, git) I get this error : Use make V=1 or set BUILD_VERBOSE in your environment to increase build verbosity. CC ets_alt_task.c In file included from ets_alt_task.c:5:0: /home/vagrant/esp-open-sdk/xtensa-lx106-elf/xtensa-lx106-elf/sysr...