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% docker run -it ubuntu
% apt update
% apt install build-essential clang git nano
% git clone https://github.com/ccurtsinger/interpose.git
% cd interpose/examples/logger
% nano Makefile # -std=c++17
% make

clang++ -shared -fPIC -Wl,-soname,interposer.so -I../../include --std=c++17 -o logger.so logger.cc -ldl
logger.cc:23:3: error: void function '__interpose_malloc' should not return a value [-Wreturn-type]
  return result;
  ^      ~~~~~~
logger.cc:34:3: error: void function '__interpose_calloc' should not return a value [-Wreturn-type]
  return result;
  ^      ~~~~~~
logger.cc:50:3: error: void function '__interpose_realloc' should not return a value [-Wreturn-type]
  return result;
  ^      ~~~~~~
3 errors generated.
make: *** [Makefile:24: logger.so] Error 1