1 files changed, 42 insertions, 0 deletions
diff --git a/test/inet/tst-res.c b/test/inet/tst-res.c
new file mode 100644
index 000000000..ad9de789e
--- /dev/null
+++ b/test/inet/tst-res.c
@@ -0,0 +1,42 @@
+#include <stdlib.h>
+#include <assert.h>
+#include <sys/types.h>
+#include <netinet/in.h>
+#include <arpa/nameser.h>
+#include <resolv.h>
+#include <netdb.h>
+
+int main(int argc, char **argv)
+{
+    int r;
+    struct __res_state state;
+
+    r = res_ninit(&state);
+    if (r) {
+        herror("ninit");
+		abort();
+	}
+    r = res_init();
+    if (r) {
+        herror("init");
+		abort();
+	}
+
+    res_close();
+#ifdef __UCLIBC__
+	/* assume there is at least one resolver configured */
+	assert (state._u._ext.nscount > 0);
+#else
+	assert (state._u._ext.nscount == 0);
+#endif
+	assert (state.options & RES_INIT);
+    res_nclose(&state);
+#ifdef __UCLIBC__
+	/* We wipe the whole thing */
+	assert ((state.options & RES_INIT) == 0);
+#endif
+	assert (state._u._ext.nscount == 0);
+
+    return 0;
+}
+