Declare elision_available in elision_init under the preprocessor

conditional, to avoid an unused variable warning.

Upstream, this has been obsoleted by other elision-related changes.

diff --git a/nptl/sysdeps/unix/sysv/linux/x86/elision-conf.c b/nptl/sysdeps/unix/sysv/linux/x86/elision-conf.c

index 69b4fa4c66e89bc6..cc5efb811352adf1 100644

--- a/nptl/sysdeps/unix/sysv/linux/x86/elision-conf.c

+++ b/nptl/sysdeps/unix/sysv/linux/x86/elision-conf.c

@@ -66,8 +66,8 @@ elision_init (int argc __attribute__ ((unused)),

 	      char **argv  __attribute__ ((unused)),

 	      char **environ)

 {

-  int elision_available = HAS_CPU_FEATURE (RTM);

 #ifdef ENABLE_LOCK_ELISION

+  int elision_available = HAS_CPU_FEATURE (RTM);

   if (!__libc_enable_secure && elision_available)

     {

       /* RHEL 7 specific change: Check if elision is enabled for the