1 files changed, 0 insertions, 2 deletions
diff --git a/XSUB.h b/XSUB.h
index 13e5de4f59..9e82530710 100644
--- a/XSUB.h
+++ b/XSUB.h
@@ -6,8 +6,6 @@
 #  else
 #    if defined(CYGWIN32) && defined(USE_DYNAMIC_LOADING)
 #      define XS(name) __declspec(dllexport) void name(CV* cv)
-       extern struct _reent *_impure_ptr;
-       void impure_setup(struct _reent *_impure_ptrMain);
 #    else
 #      define XS(name) void name(CV* cv)
 #    endif