Change sys_mbox_fetch implementation.
-rw-r--r-- 128 .gdbinit
-rw-r--r-- 1431 Doxyfile
-rw-r--r-- 64245 Doxyfile-common
-rw-r--r-- 1472 Doxyfile-offline
-rw-r--r-- 1442 Doxyfile-snapshot
-rw-r--r-- 17992 LICENSE.GPL
-rw-r--r-- 379 Makefile
-rw-r--r-- 3561 Makefile.test
-rw-r--r-- 512 README
-rw-r--r-- 14 VERSION
drwxr-xr-x - bertos
drwxr-xr-x - boards
drwxr-xr-x - doc
drwxr-xr-x - examples
drwxr-xr-x - spec
drwxr-xr-x - test
drwxr-xr-x - wizard