From 605a927198c439fcfecde94b48156575f83ed644 Mon Sep 17 00:00:00 2001
From: Paolo Bonzini <pbonzini@redhat.com>
Date: Fri, 15 Oct 2021 16:32:50 +0200
Subject: [PATCH] configure: remove useless NPTL probe

Using a linuxthreads system with a recent QEMU will have bigger problems
than just not having NPTL.  Remove the unnecessary check.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 configure | 19 -------------------
 1 file changed, 19 deletions(-)

diff --git a/configure b/configure
index 03162008aa..b5c36347eb 100755
--- a/configure
+++ b/configure
@@ -1994,25 +1994,6 @@ if ! has "$pkg_config_exe"; then
   error_exit "pkg-config binary '$pkg_config_exe' not found"
 fi
 
-##########################################
-# NPTL probe
-
-if test "$linux_user" = "yes"; then
-  cat > $TMPC <<EOF
-#include <sched.h>
-#include <linux/futex.h>
-int main(void) {
-#if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
-#error bork
-#endif
-  return 0;
-}
-EOF
-  if ! compile_object ; then
-    feature_not_found "nptl" "Install glibc and linux kernel headers."
-  fi
-fi
-
 ##########################################
 # xen probe