Suppress -Wundef warning in glibc-rh841653-16.patch.  Specific to

the previous backport, so no upstream patch.

diff --git a/elf/dl-tunables.c b/elf/dl-tunables.c

index b7c735891d66bac0..f86a6853d2f9b2e3 100644

--- a/elf/dl-tunables.c

+++ b/elf/dl-tunables.c

@@ -27,7 +27,7 @@ void

 internal_function

 _dl_process_tunable_env_entries (void)

 {

-#if HAVE_ELISION

+#ifdef HAVE_ELISION

   char **ep;

   const char *envname = { "RHEL_GLIBC_TUNABLES" };

 # define TUNABLE_ELISION 0