configure: Enable threading for unicore32-linux-user

unicore32-linux-user provides cpu_set_tls(), so the failure
to enable target_nptl was presumably an oversight. Enable it.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 0 insertions, 1 deletions

diff --git a/configure b/configure
index 9342b5b8f0..6cfe6405a8 100755
--- a/configure
+++ b/configure
@@ -4245,7 +4245,6 @@ case "$target_name" in
   s390x)
   ;;
   unicore32)
-    target_nptl="no"
   ;;
   xtensa|xtensaeb)
     TARGET_ARCH=xtensa