copysign shouldn't be declared as static in pymath.c

diff --git a/Python/pymath.c b/Python/pymath.c
index 5d09b4c3c7897e54a7596c2c376c5c312976de82..2749688944b9750a9f939697bd985a2ab08795a4 100644 (file)
--- a/Python/pymath.c
+++ b/Python/pymath.c
@@ -35,7 +35,7 @@ double hypot(double x, double y)
 #endif /* HAVE_HYPOT */
 
 #ifndef HAVE_COPYSIGN
-static double
+double
 copysign(double x, double y)
 {
        /* use atan2 to distinguish -0. from 0. */