Minor stylistic changes

@@ -44,9 +44,9 @@ extern int mu_iterator_set_getitem (mu_iterator_t,
 extern int mu_iterator_set_finished_p (mu_iterator_t,
 				    int (*finished_p) (void *));  
 extern int mu_iterator_set_dup (mu_iterator_t itr,
-			     int (dup) (void **ptr, void *data));
+			     int (*dup) (void **ptr, void *data));
 extern int mu_iterator_set_destroy (mu_iterator_t itr,
-				 int (destroy) (mu_iterator_t, void *data));
+				 int (*destroy) (mu_iterator_t, void *data));
 extern int mu_iterator_set_curitem_p (mu_iterator_t itr,
 				   int (*curitem_p) (void *, void *));
   

@@ -90,7 +90,7 @@ mu_iterator_set_curitem_p (mu_iterator_t itr,
 }
 
 int
-mu_iterator_set_destroy (mu_iterator_t itr, int (destroy) (mu_iterator_t, void *))
+mu_iterator_set_destroy (mu_iterator_t itr, int (*destroy) (mu_iterator_t, void *))
 {
   if (!itr)
     return EINVAL;
@@ -99,7 +99,7 @@ mu_iterator_set_destroy (mu_iterator_t itr, int (destroy) (mu_iterator_t, void *
 }
 
 int
-mu_iterator_set_dup (mu_iterator_t itr, int (dup) (void **ptr, void *data))
+mu_iterator_set_dup (mu_iterator_t itr, int (*dup) (void **ptr, void *data))
 {
   if (!itr)
     return EINVAL;

@@ -116,8 +116,8 @@ mu_wicket_set_filename (mu_wicket_t wicket, const char *filename)
 }
 
 int
-mu_wicket_set_ticket (mu_wicket_t wicket, int get_ticket
-		   (mu_wicket_t, const char *, const char *, mu_ticket_t *))
+mu_wicket_set_ticket (mu_wicket_t wicket, int (*get_ticket)
+		      (mu_wicket_t, const char *, const char *, mu_ticket_t *))
 {
   if (wicket == NULL)
     return EINVAL;

@@ -1109,7 +1109,7 @@ mhn_message_size (mu_message_t msg, size_t *psize)
 	  _get_content_encoding (hdr, &encoding);
 
 	  rc = mu_filter_create(&dstr, bstr, encoding,
-			     MU_FILTER_DECODE, MU_STREAM_READ);
+				MU_FILTER_DECODE, MU_STREAM_READ);
 	  free (encoding);
 	  if (rc == 0)
 	    {
@@ -2025,7 +2025,7 @@ finish_text_msg (struct compose_env *env, mu_message_t *msg, int ascii)
       mu_message_get_body (*msg, &body);
       mu_body_get_stream (body, &input);
       rc = mu_filter_create (&fstr, input, "quoted-printable",
-			  MU_FILTER_ENCODE, MU_STREAM_READ);
+			     MU_FILTER_ENCODE, MU_STREAM_READ);
       if (rc == 0)
 	{
 	  cat_message (output, fstr);