Implement the -R option and add a -S option.

Implement the -R <number> option to add memory reserve slots.
Add a -S <size> option makes the blob at least this number of bytes.

Signed-off-by: Gerald Van Baren <vanbaren@cideas.com>
diff --git a/dtc.h b/dtc.h
index 7ed3df2..8cfe1a1 100644
--- a/dtc.h
+++ b/dtc.h
@@ -37,9 +37,11 @@
 #include "flat_dt.h"
 
 /*
- * Level of quietness
+ * Command line options
  */
-int quiet;
+extern int quiet;		/* Level of quietness */
+extern int reservenum;		/* Number of memory reservation slots */
+extern int minsize;		/* Minimum blob size */
 
 static inline void die(char * str, ...)
 {