--- a/libpurple/media.h	Sat Apr 11 02:55:46 2009 +0000
+++ b/libpurple/media.h	Sat Apr 11 04:39:48 2009 +0000
@@ -679,6 +679,15 @@
  */
 void purple_media_remove_output_windows(PurpleMedia *media);
 
+/**
+ * Returns whether or not a specific transmitter type is present.
+ *
+ * @param transmitter The name of the transmitter.
+ *
+ * @return TRUE if it is present, FALSE otherwise.
+ */
+gboolean purple_media_transmitter_exists(const gchar *transmitter);
+
 #ifdef __cplusplus
 }
 #endif