--- /dev/null
+#ifndef SELINUX_CONTEXT_H
+# define SELINUX_CONTEXT_H
+
+# include <errno.h>
+/* Some systems don't have ENOTSUP. */
+# ifndef ENOTSUP
+# ifdef ENOSYS
+# define ENOTSUP ENOSYS
+# else
+/* Some systems don't have ENOSYS either. */
+# define ENOTSUP EINVAL
+# endif
+# endif
+
+typedef int context_t;
+static inline context_t context_new (char const *s)
+ { errno = ENOTSUP; return 0; }
+static inline char *context_str (context_t con)
+ { errno = ENOTSUP; return (void *) 0; }
+static inline void context_free (context_t c) {}
+
+static inline int context_user_set (context_t sc, char const *s)
+ { errno = ENOTSUP; return -1; }
+static inline int context_role_set (context_t sc, char const *s)
+ { errno = ENOTSUP; return -1; }
+static inline int context_range_set (context_t sc, char const *s)
+ { errno = ENOTSUP; return -1; }
+static inline int context_type_set (context_t sc, char const *s)
+ { errno = ENOTSUP; return -1; }
+
+#endif