Patch #606592: Subsecond timestamps in stat_result.
diff --git a/configure b/configure
index f45cb17..ecd0828 100755
--- a/configure
+++ b/configure
@@ -1,5 +1,5 @@
 #! /bin/sh
-# From configure.in Revision: 1.339 .
+# From configure.in Revision: 1.341 .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.53.
 #
@@ -15699,6 +15699,65 @@
 
 fi
 
+# Look for subsecond timestamps in struct stat
+echo "$as_me:$LINENO: checking for tv_nsec in struct stat" >&5
+echo $ECHO_N "checking for tv_nsec in struct stat... $ECHO_C" >&6
+if test "${ac_cv_stat_tv_nsec+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+#include "confdefs.h"
+#include <sys/stat.h>
+#ifdef F77_DUMMY_MAIN
+#  ifdef __cplusplus
+     extern "C"
+#  endif
+   int F77_DUMMY_MAIN() { return 1; }
+#endif
+int
+main ()
+{
+
+struct stat st;
+st.st_mtim.tv_nsec = 1;
+
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_stat_tv_nsec = yes
+else
+  echo "$as_me: failed program was:" >&5
+cat conftest.$ac_ext >&5
+ac_cv_stat_tv_nsec=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+fi
+
+echo "$as_me:$LINENO: result: $ac_cv_stat_tv_nsec" >&5
+echo "${ECHO_T}$ac_cv_stat_tv_nsec" >&6
+if test "$ac_cv_stat_tv_nsec" = yes
+then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_STAT_TV_NSEC 1
+_ACEOF
+
+fi
+
 # On HP/UX 11.0, mvwdelch is a block with a return statement
 echo "$as_me:$LINENO: checking whether mvwdelch is an expression" >&5
 echo $ECHO_N "checking whether mvwdelch is an expression... $ECHO_C" >&6