diff --git a/ChangeLog b/ChangeLog
index 3797214864..2f390dc4d6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2004-01-16  Richard Henderson  <rth@redhat.com>
 
+        * include/unistd.h (__libc_enable_secure): Mark attribute_relro.
+        (__libc_enable_secure_internal): Likewise.
+
         * elf/dl-load.c: Don't declare __libc_stack_end.
         * sysdeps/generic/libc-start.c: Likewise.
         * sysdeps/unix/sysv/linux/dl-execstack.c: Likewise.
diff --git a/include/unistd.h b/include/unistd.h
index a66e97822d..249171acf4 100644
--- a/include/unistd.h
+++ b/include/unistd.h
@@ -139,11 +139,11 @@ libc_hidden_proto (__sbrk)
    extra security should be used.  When this is set the dynamic linker
    and some functions contained in the C library ignore various
    environment variables that normally affect them.  */
-extern int __libc_enable_secure;
+extern int __libc_enable_secure attribute_relro;
 extern int __libc_enable_secure_decided;
 #ifdef IS_IN_rtld
 /* XXX The #ifdef should go.  */
-extern int __libc_enable_secure_internal attribute_hidden;
+extern int __libc_enable_secure_internal attribute_relro attribute_hidden;
 #endif