Avoid complaint about inconsistent hypot() linkage on NT.

diff --git a/Modules/mathmodule.c b/Modules/mathmodule.c
index e69aea9f4a4e7f3b9662b372846fb45e136ca12e..4ebb26e45e752a8da352f46df56459b55d56518f 100644 (file)
--- a/Modules/mathmodule.c
+++ b/Modules/mathmodule.c
@@ -44,7 +44,9 @@ extern double modf PROTO((double, double *));
 
 
 #if defined(HAVE_HYPOT)
+#ifndef _MSC_VER
 extern double hypot PROTO((double, double));
+#endif
 #else
 double hypot(x,y)
        double x;