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-rw-r--r--tests/test-dup3.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/tests/test-dup3.c b/tests/test-dup3.c
index 41fc16ded6..9133b7bf4b 100644
--- a/tests/test-dup3.c
+++ b/tests/test-dup3.c
@@ -21,6 +21,9 @@
#include <unistd.h>
+#include "signature.h"
+SIGNATURE_CHECK (dup3, int, (int, int, int));
+
#include <errno.h>
#include <fcntl.h>
#include <stdbool.h>