config BR2_PACKAGE_AZURE_IOT_SDK_C bool "azure-iot-sdk-c" depends on BR2_INSTALL_LIBSTDCPP depends on BR2_TOOLCHAIN_HAS_THREADS_NPTL select BR2_PACKAGE_LIBCURL select BR2_PACKAGE_LIBXML2 select BR2_PACKAGE_OPENSSL select BR2_PACKAGE_UTIL_LINUX select BR2_PACKAGE_UTIL_LINUX_LIBUUID help Microsoft Azure IoT Hub device SDK for C is used to connect devices running C code to Azure IoT Hub. https://docs.microsoft.com/nl-nl/azure/iot-hub/iot-hub-device-sdk-c-intro comment "azure-iot-sdk-c needs a toolchain w/ C++ and NPTL" depends on !BR2_INSTALL_LIBSTDCPP || !BR2_TOOLCHAIN_HAS_THREADS_NPTL