1 files changed, 10 insertions, 0 deletions
diff --git a/api/api.c b/api/api.c
index e9e3231..5816b4c 100644
--- a/api/api.c
+++ b/api/api.c
@@ -9,6 +9,16 @@ HINSTANCE ResourceModule;
 
 /**
  * Returns the version of the Wintun driver and NDIS system currently loaded.
+ *
+ * @param DriverVersionMaj  Pointer to a DWORD to receive the Wintun driver major version number.
+ *
+ * @param DriverVersionMin  Pointer to a DWORD to receive the Wintun driver minor version number.
+ *
+ * @param NdisVersionMaj  Pointer to a DWORD to receive the NDIS major version number.
+ *
+ * @param NdisVersionMin  Pointer to a DWORD to receive the NDIS minor version number.
+ *
+ * @return ERROR_SUCCESS on success; Win32 error code otherwise.
  */
 WINTUN_STATUS WINAPI
 WintunGetVersion(