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

diff --git a/vapi/gsl.vapi b/vapi/gsl.vapi
index 3a384c2f7ade3a4d99ec1d3b665979f56c5b09fb..0005d4f4252f239afb46881bb8858428e545899a 100644 (file)
--- a/vapi/gsl.vapi
+++ b/vapi/gsl.vapi
@@ -527,7 +527,7 @@ namespace Gsl
        namespace Error
        {
                public static void error (string reason, string file, int line, int errno);
-               public static weak string strerror (int errno);
+               public static unowned string strerror (int errno);
                public static ErrorHandler set_error_handler (ErrorHandler? new_handler);
                public static ErrorHandler set_error_handler_off ();
        }