wstarter - 2021-06-25

Some people seem to fix this by changing the pointer type of mmaloc_base

http://blakesmith.me/2009/10/28/tinyfugue-on-snow-leopard.html

Others fix it by adding this to malloc.c:

#include <sys/types.h>

And it also seems like mmaloc_base is never used anywhere else, so potentially you can just remove that line referenced in the link and be done with it.