Fix failed to expand Py_UNUSED (rrdtoolmodule.c)

- Fix: failed to expand 'Py_UNUSED', Invalid ## usage when expanding
  'Py_UNUSED'.
- Fixes: https://github.com/oetiker/rrdtool-1.x/issues/903

diff --git a/bindings/python/rrdtoolmodule.c b/bindings/python/rrdtoolmodule.c
index 3bc795a07baa9cfc4d4bac284e50e2b7ec1daa55..9344c862b34f1a74695055c0eddca9ce6db90db3 100644 (file)
--- a/bindings/python/rrdtoolmodule.c
+++ b/bindings/python/rrdtoolmodule.c
@@ -53,7 +53,7 @@
 #ifdef __GNUC__
  #define Py_UNUSED(name) _unused_ ## name __attribute__((unused))
 #else
- #define Py_UNUSED(name) _unused_ ## -name
+ #define Py_UNUSED(name) _unused_ ## name
 #endif
 #endif