libusb: Do not use `weak' modifier where it is not applicable

diff --git a/vapi/libusb.vapi b/vapi/libusb.vapi
index f53773ef328978ea5d2ecb8498891005f3624578..93c797c9500fa89e82f2df14de0ef49a9ca9e948 100644 (file)
--- a/vapi/libusb.vapi
+++ b/vapi/libusb.vapi
@@ -212,7 +212,7 @@ namespace USB {
        }
 
        [CCode (array_length = false)]
-       public static weak char[] strerror ();
+       public static unowned char[] strerror ();
        public static void init ();
        public static void set_debug (int level);
        public static int find_busses ();