Please ensure that you have installed at least Xcode 12.2 and the Xcode 12.2 command line tools are active (see Xcode → Preferences → Locations → Command Line Tools).
To upgrade from a previous OS X / SDK version, please execute:
- mv ${SECONDO_SDK} ${SECONDO_SDK}.old
- Repeat the installation processs
-
In your Secondo source directory please execute:
make clean
make
That is all, your Secondo SDK is successfully upgraded.