Set a larger default bytecode size since the example on the Contiki-NG wiki requires this.
/* The maximum size of the LVM bytecode compiled from a
single database query. */
#ifndef DB_VM_BYTECODE_SIZE
-#define DB_VM_BYTECODE_SIZE 128
+#define DB_VM_BYTECODE_SIZE 256
#endif /* DB_VM_BYTECODE_SIZE */
/*----------------------------------------------------------------------------*/
