I have tried the install build command and in both Debian 11.0 (Bullseye) and 12.0 (Bookworm) it fails the Ffmpeg static build stage with the same error frei0r.h not found:
...
config.status: executing summary commands
SDL2 Configure Summary:
Building Static Libraries
...
mkdir -p -- /app/ffmpeg-static/target/lib/cmake/SDL2
/usr/bin/install -c -m 644 sdl2-config.cmake /app/ffmpeg-static/target/lib/cmake/SDL2
/usr/bin/install -c -m 644 sdl2-config-version.cmake /app/ffmpeg-static/target/lib/cmake/SDL2
*** Building FFmpeg ***
ERROR: frei0r.h not found
I have tried the install build command and in both Debian 11.0 (Bullseye) and 12.0 (Bookworm) it fails the Ffmpeg static build stage with the same error
frei0r.h not found
: