#include <bits/alltypes.h>
-#ifdef _GNU_SOURCE
-#define key __ipc_perm_key
-#define seq __ipc_perm_seq
-#define __key __ipc_perm_key
-#define __seq __ipc_perm_seq
+#define __ipc_perm_key __key
+#define __ipc_perm_seq __seq
+
+#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
+#define __key key
+#define __seq seq
#endif
#include <bits/ipc.h>