1 files changed, 10 insertions, 0 deletions

diff --git a/lib/c++defs.h b/lib/c++defs.h
index 90e6fd62e6d..6a9bf295eb5 100644
--- a/lib/c++defs.h
+++ b/lib/c++defs.h
@@ -146,6 +146,16 @@
     _GL_EXTERN_C int _gl_cxxalias_dummy
 #endif
 
+/* _GL_CXXALIAS_MDA (func, rettype, parameters);
+   is to be used when func is a Microsoft deprecated alias, on native Windows.
+   It declares a C++ alias called GNULIB_NAMESPACE::func
+   that redirects to _func, if GNULIB_NAMESPACE is defined.
+   Example:
+     _GL_CXXALIAS_MDA (open, int, (const char *filename, int flags, ...));
+ */
+#define _GL_CXXALIAS_MDA(func,rettype,parameters) \
+  _GL_CXXALIAS_RPL_1 (func, _##func, rettype, parameters)
+
 /* _GL_CXXALIAS_RPL_CAST_1 (func, rpl_func, rettype, parameters);
    is like  _GL_CXXALIAS_RPL_1 (func, rpl_func, rettype, parameters);
    except that the C function rpl_func may have a slightly different