diff --git a/include/krb5-types.cross b/include/krb5-types.cross
index 5170e533c..a30632fae 100644
--- a/include/krb5-types.cross
+++ b/include/krb5-types.cross
@@ -13,6 +13,32 @@ typedef socklen_t krb5_socklen_t;
 #include <unistd.h>
 typedef ssize_t krb5_ssize_t;
 
+#ifndef HEIMDAL_DEPRECATED
+#if defined(__GNUC__) && ((__GNUC__ > 3) || ((__GNUC__ == 3) && (__GNUC_MINOR__ >= 1 )))
+#define HEIMDAL_DEPRECATED __attribute__((deprecated))
+#elif defined(_MSC_VER) && (_MSC_VER>1200) 
+#define HEIMDAL_DEPRECATED __declspec(deprecated)
+#else
+#define HEIMDAL_DEPRECATED
+#endif
+#endif
+
+#ifndef HEIMDAL_PRINTF_ATTRIBUTE
+#if defined(__GNUC__) && ((__GNUC__ > 3) || ((__GNUC__ == 3) && (__GNUC_MINOR__ >= 1 )))
+#define HEIMDAL_PRINTF_ATTRIBUTE(x) __attribute__((format x))
+#else
+#define HEIMDAL_PRINTF_ATTRIBUTE(x)
+#endif
+#endif
+
+#ifndef HEIMDAL_NORETURN_ATTRIBUTE
+#if defined(__GNUC__) && ((__GNUC__ > 3) || ((__GNUC__ == 3) && (__GNUC_MINOR__ >= 1 )))
+#define HEIMDAL_NORETURN_ATTRIBUTE __attribute__((noreturn))
+#else
+#define HEIMDAL_NORETURN_ATTRIBUTE
+#endif
+#endif
+
 typedef int krb5_socket_t;
 
 #endif /* __krb5_types_h__ */