markp2

Same here on MacOs Catalina 10.15.7 with python 3.8 Install fails: ``` gcc -Wno-unused-result -Wsign-compare -Wunreachable-code -fno-common -dynamic -DNDEBUG -g -fwrapv -O3 -Wall -arch x86_64 -g -I/Library/Frameworks/Python.framework/Versions/3.8/include/python3.8 -c src/vmprof_mt.c -o...