Added sfdisk.  Ststic-ified a bunch of stuff.
diff --git a/coreutils/dd.c b/coreutils/dd.c
index ecf7e3a..1cf7316 100644
--- a/coreutils/dd.c
+++ b/coreutils/dd.c
@@ -14,7 +14,7 @@
 #include <fcntl.h>
 #include <errno.h>
 
-const char dd_usage[] =
+static const char dd_usage[] =
     "Copy a file, converting and formatting according to options\n\
 \n\
 usage: [if=name] [of=name] [bs=n] [count=n]\n\