give libc access to its own malloc even if public malloc is interposed
[musl] / src / malloc / oldmalloc /
drwxr-xr-x   ..
-rw-r--r-- 1285 aligned_alloc.c
-rw-r--r-- 12565 malloc.c
-rw-r--r-- 964 malloc_impl.h
-rw-r--r-- 206 malloc_usable_size.c