1 files changed, 1 insertions, 1 deletions
diff --git a/byterun.h b/byterun.h
index edc043ddf1..85342b8562 100644
--- a/byterun.h
+++ b/byterun.h
@@ -17,7 +17,7 @@ struct bytestream {
 };
 void byterun _((struct bytestream));
 #else
-void byterun _((FILE *));
+void byterun _((PerlIO *));
 #endif /* INDIRECT_BGET_MACROS */
 
 void *bset_obj_store _((void *, I32));