-* Android uses a customized version of shared memory managemnt known as ashmem. Standard shm and semaphore libc
- wrappers (semget(2), shmat(2) and others) aren't available. Direct syscalls can be used with
- `CFLAGS+=" -DTERMUX_SHMEM_STUBS=1 -DTERMUX_SEMOPS_STUBS=1"`.
+* Android uses a customized version of shared memory managemnt known as ashmem. libandroid-shmem wraps SYSV shared
+ memory calls to standard ashmem operations. Use it with `LDFLAGS+=" -landroid-shmem`.
+
+* SYSV semaphores (semget(2), semop(2) and others) aren't available.
+ Use unnamed POSIX semaphores instead (named semaphores are unimplemented).