See the same issue as for esp8266/Arduino: esp8266/Arduino#6933. This repo has a lot of function definitions which are compiled with the C-compiler, which do not have (void) as function parameter ...

I recently bought an arducam mini 2MP, I connect it to my arduino uno R4 WIFI, I want to run the example code "ArduCAM_Mini_2MP_OV2640_functions", but when I want to compile, it says: ...