+int setenv_hex(const char *varname, ulong value);
+/**
+ * setenv_addr - Set an environment variable to an address in hex
+ *
+ * @varname: Environmet variable to set
+ * @addr: Value to set it to
+ * @return 0 if ok, 1 on error
+ */
+static inline int setenv_addr(const char *varname, const void *addr)
+{
+ return setenv_hex(varname, (ulong)addr);
+}
+