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-rw-r--r--src/mm-base-call.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/mm-base-call.h b/src/mm-base-call.h
index 2e45ca5f..a9a6efc3 100644
--- a/src/mm-base-call.h
+++ b/src/mm-base-call.h
@@ -95,7 +95,8 @@ struct _MMBaseCallClass {
const gchar *dtmf,
GAsyncReadyCallback callback,
gpointer user_data);
- gboolean (* send_dtmf_finish) (MMBaseCall *self,
+ /* Returns the number of DTMF characters sent, or < 1 on error */
+ gssize (* send_dtmf_finish) (MMBaseCall *self,
GAsyncResult *res,
GError **error);