Regenerate.

(Logical change 1.29)
diff --git a/configure b/configure
index 54051f8..0eb4c33 100644
--- a/configure
+++ b/configure
@@ -4218,7 +4218,8 @@
 echo "$as_me:$LINENO: result: $libc_cv_gcc___thread" >&5
 echo "${ECHO_T}$libc_cv_gcc___thread" >&6
   if test "$libc_cv_gcc___thread" = yes; then
-    cat >>confdefs.h <<\_ACEOF
+
+cat >>confdefs.h <<\_ACEOF
 #define HAVE___THREAD 1
 _ACEOF