Re-order a couple of static functions and "#if 0" out unused ones - this

gets rid of gcc warnings.

demos/tunala/buffer.c

@@ -36,6 +36,7 @@ unsigned long buffer_total_out(buffer_t *buf) {
  * it's not sure when they're called how it should be interpreted. Only the
  * higher-level "buffer_[to|from]_[fd|SSL|BIO]" functions should alter these
  * values. */
+#if 0 /* To avoid "unused" warnings */
 static unsigned int buffer_adddata(buffer_t *buf, const unsigned char *ptr,
 		unsigned int size)
 {
@@ -50,6 +51,21 @@ static unsigned int buffer_adddata(buffer_t *buf, const unsigned char *ptr,
 	return added;
 }
 
+static unsigned int buffer_tobuffer(buffer_t *to, buffer_t *from, int cap)
+{
+	unsigned int moved, tomove = from->used;
+	if((int)tomove > cap)
+		tomove = cap;
+	if(tomove == 0)
+		return 0;
+	moved = buffer_adddata(to, from->data, tomove);
+	if(moved == 0)
+		return 0;
+	buffer_takedata(from, NULL, moved);
+	return moved;
+}
+#endif
+
 static unsigned int buffer_takedata(buffer_t *buf, unsigned char *ptr,
 		unsigned int size)
 {
@@ -67,20 +83,6 @@ static unsigned int buffer_takedata(buffer_t *buf, unsigned char *ptr,
 	return taken;
 }
 
-static unsigned int buffer_tobuffer(buffer_t *to, buffer_t *from, int cap)
-{
-	unsigned int moved, tomove = from->used;
-	if((int)tomove > cap)
-		tomove = cap;
-	if(tomove == 0)
-		return 0;
-	moved = buffer_adddata(to, from->data, tomove);
-	if(moved == 0)
-		return 0;
-	buffer_takedata(from, NULL, moved);
-	return moved;
-}
-
 #ifndef NO_IP
 
 int buffer_from_fd(buffer_t *buf, int fd)