diff --git a/docs/libcurl/curl_multi_info_read.3 b/docs/libcurl/curl_multi_info_read.3
index 304be87b5339625c712f0f49dd01a955922fc0ff..5bd934a7c57d15a7f8388ed6053a92bc6645afcc 100644
--- a/docs/libcurl/curl_multi_info_read.3
+++ b/docs/libcurl/curl_multi_info_read.3
@@ -37,6 +37,12 @@ present in that struct and can thus be used in subsequent regular
      CURLcode result;   /* return code for transfer */
    } data;
  };
+
+When \fBmsg\fP is \fICURLMSG_DONE\fP, the message identifies a transfer that
+is done, and then \fBresult\fP contains the return code for the easy handle
+that just completed.
+
+At this point, there is no other \fBmsg\fP types defined.
 .SH "RETURN VALUE"
 A pointer to a filled-in struct, or NULL if it failed or ran out of
 structs. It also writes the number of messages left in the queue (after this