diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 274be04725b7..3ccffeef2b8b 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,7 @@
+2003-07-06  Phil Edwards  <pme@gcc.gnu.org>
+
+	* testsuite/testsuite_hooks.h:  Guard against a missing unlink().
+
 2003-07-05  Phil Edwards  <pme@gcc.gnu.org>
 
 	* acinclude.m4 (GLIBCXX_ENABLE_SYMVERS):  Bump minimal version
diff --git a/libstdc++-v3/testsuite/testsuite_hooks.h b/libstdc++-v3/testsuite/testsuite_hooks.h
index 457d922353d3..896bf1cbcae0 100644
--- a/libstdc++-v3/testsuite/testsuite_hooks.h
+++ b/libstdc++-v3/testsuite/testsuite_hooks.h
@@ -69,6 +69,11 @@
 #endif
 #include <list>
 #include <locale>
+#ifdef _GLIBCXX_HAVE_UNISTD_H
+# include <unistd.h>
+#else
+# define unlink(x)
+#endif
 
 namespace __gnu_cxx_test
 {