duma: Detect Unintended Memory Access (D.U.M.A.) - A Red-Zone memory allocator

efency a.k.a. "libefency" is a malloc() debugger similar to the famous efence ("libefence") debugger developed by Bruce Perens. The main focus is detecting buffer overflows and some UAF (Use-After-Free).

General purpose memory allocator, better and safer than dlmalloc and ptmalloc