[!ENOSYS] (ENOSYS): Define to ENOTSUP or ENOMSG.

diff --git a/lib/lchown.c b/lib/lchown.c
index 0b1ebd8f2c7614411694d1de0b608d6f8b9953d1..6ecf6bbeaed50894831feeca3470678640c4a757 100644 (file)
--- a/lib/lchown.c
+++ b/lib/lchown.c
@@ -26,6 +26,16 @@
 extern int errno;
 #endif
 
+/* Some systems don't have ENOSYS.  */
+#ifndef ENOSYS
+# ifdef ENOTSUP
+#  define ENOSYS ENOTSUP
+# else
+/* Some systems don't have ENOTSUP either.  */
+#  define ENOSYS ENOMSG
+# endif
+#endif
+
 /* Work just like chown, except when FILE is a symbolic link.
    In that case, set errno to ENOSYS and return -1.  */