struct _MailFilteringData;
typedef struct _MailFilteringData MailFilteringData;
+struct _AvatarCaptureData;
+typedef struct _AvatarCaptureData AvatarCaptureData;
+
struct _MsgInfoExtraData;
typedef struct _MsgInfoExtraData MsgInfoExtraData;
+struct _MsgInfoAvatar;
+typedef struct _MsgInfoAvatar MsgInfoAvatar;
+
typedef GSList MsgInfoList;
typedef GSList MsgNumberList;