merge from open-source master
-rw-r--r-- 32 .gitignore
-rw-r--r-- 683 Android.mk
-rw-r--r-- 2227 CleanSpec.mk
-rw-r--r-- 236 MAINTAINERS
drwxr-xr-x - libc
drwxr-xr-x - libdl
drwxr-xr-x - libm
drwxr-xr-x - libstdc++
drwxr-xr-x - libthread_db
drwxr-xr-x - linker