Always generate floats for stat_result; fix configure test.
diff --git a/configure b/configure
index ecd0828..c23b45f 100755
--- a/configure
+++ b/configure
@@ -1,5 +1,5 @@
 #! /bin/sh
-# From configure.in Revision: 1.341 .
+# From configure.in Revision: 1.342 .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.53.
 #
@@ -15738,7 +15738,7 @@
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  ac_cv_stat_tv_nsec = yes
+  ac_cv_stat_tv_nsec=yes
 else
   echo "$as_me: failed program was:" >&5
 cat conftest.$ac_ext >&5