dhrystone: fix compilation warnings
-rw-r--r-- 1729 COPYING
-rw-r--r-- 73 DIRS
-rw-r--r-- 479 Makefile
-rw-r--r-- 926 README
drwxr-xr-x - dhrystone
drwxr-xr-x - linpack
drwxr-xr-x - scripts
drwxr-xr-x - whetstone