$OpenBSD$
Unbreak build.

Index: test/test.h
--- test/test.h.orig
+++ test/test.h
@@ -147,7 +147,7 @@ class VaapiStatus (public)
             status = "VA_STATUS_ERROR_HW_BUSY"; break;
         case VA_STATUS_ERROR_UNSUPPORTED_MEMORY_TYPE:
             status = "VA_STATUS_ERROR_UNSUPPORTED_MEMORY_TYPE"; break;
-        case VA_STATUS_ERROR_UNKNOWN:
+        case (int)VA_STATUS_ERROR_UNKNOWN:
             status = "VA_STATUS_ERROR_UNKNOWN"; break;
         default:
             status = "Unknown VAStatus";
