Use CC-tool for CC253X on my mac Links Flashing the firmware on the CC2531 USB stick | zigbee2mqtt.io dashesy/cc-tool: Mirror of cc-tool from SourceForge compiling - What is the correct syntax to add CFLAGS and LDFLAGS to "configure"? - Unix & Linux Stack Exchange Compiling Boost with GCC or Clang on macOS | Solarian Programmer