diff --git a/gnu-compat/dummy.c b/gnu-compat/dummy.c
new file mode 100644
index 0000000000000000000000000000000000000000..33a2c909bd2b4d9385d9b150e37aecf3ee6742e6
--- /dev/null
+++ b/gnu-compat/dummy.c
@@ -0,0 +1 @@
+/* foo, or maybe even bar */