In perl.git, the branch maint-5.24 has been updated

<http://perl5.git.perl.org/perl.git/commitdiff/a8b4e7c58df43e20b74f9ff64135f39648707f8e?hp=13a293bb99c3c20bcedfb906dadb75543bf0a455>

- Log -----------------------------------------------------------------
commit a8b4e7c58df43e20b74f9ff64135f39648707f8e
Author: Steve Hay <steve.m....@googlemail.com>
Date:   Tue Aug 8 13:26:27 2017 +0100

    Upgrade Time::HiRes from version 1.9733 to 1.9741
    
    Fixes perl #128427, #128445 and #128972, and cpan #120032. We don't
    normally do module upgrades for maint releases, but this seems like the
    simplest and safest approach on this occasion.
-----------------------------------------------------------------------

Summary of changes:
 MANIFEST                             |   1 +
 Porting/Maintainers.pl               |   2 +-
 dist/Time-HiRes/Changes              |  69 +++++++++++++
 dist/Time-HiRes/HiRes.pm             |  44 ++++++--
 dist/Time-HiRes/HiRes.xs             | 195 ++++++++++++++++++++++++++++++-----
 dist/Time-HiRes/Makefile.PL          | 137 ++++++++++++++++++++++--
 dist/Time-HiRes/fallback/const-c.inc |  79 ++++++++------
 dist/Time-HiRes/t/Watchdog.pm        |  18 ++--
 dist/Time-HiRes/t/alarm.t            |  30 +++---
 dist/Time-HiRes/t/clock.t            |  28 ++---
 dist/Time-HiRes/t/gettimeofday.t     |  14 +--
 dist/Time-HiRes/t/itimer.t           |  18 ++--
 dist/Time-HiRes/t/nanosleep.t        |   6 +-
 dist/Time-HiRes/t/sleep.t            |   6 +-
 dist/Time-HiRes/t/stat.t             |   8 +-
 dist/Time-HiRes/t/time.t             |   6 +-
 dist/Time-HiRes/t/tv_interval.t      |   4 +-
 dist/Time-HiRes/t/ualarm.t           |  36 +++----
 dist/Time-HiRes/t/usleep.t           |  12 +--
 dist/Time-HiRes/t/utime.t            | 138 +++++++++++++++++++++++++
 dist/Time-HiRes/typemap              |   2 +
 pod/perldelta.pod                    |   2 +-
 22 files changed, 686 insertions(+), 169 deletions(-)
 create mode 100644 dist/Time-HiRes/t/utime.t

diff --git a/MANIFEST b/MANIFEST
index 0675285f30..97fac24464 100644
--- a/MANIFEST
+++ b/MANIFEST
@@ -3557,6 +3557,7 @@ dist/Time-HiRes/t/time.t          Test for Time::HiRes
 dist/Time-HiRes/t/tv_interval.t                Test for Time::HiRes
 dist/Time-HiRes/t/ualarm.t             Test for Time::HiRes
 dist/Time-HiRes/t/usleep.t             Test for Time::HiRes
+dist/Time-HiRes/t/utime.t              Test for Time::HiRes
 dist/Time-HiRes/t/Watchdog.pm          Test for Time::HiRes
 dist/Time-HiRes/typemap                        Time::HiRes extension
 dist/XSLoader/Makefile.PL      Dynamic Loader makefile writer
diff --git a/Porting/Maintainers.pl b/Porting/Maintainers.pl
index b924e1017e..705f6cb538 100755
--- a/Porting/Maintainers.pl
+++ b/Porting/Maintainers.pl
@@ -1374,7 +1374,7 @@ use File::Glob qw(:case);
     },
 
     'Time::HiRes' => {
-        'DISTRIBUTION' => 'RJBS/Time-HiRes-1.9728.tar.gz',
+        'DISTRIBUTION' => 'JHI/Time-HiRes-1.9741.tar.gz',
         'FILES'        => q[dist/Time-HiRes],
     },
 
diff --git a/dist/Time-HiRes/Changes b/dist/Time-HiRes/Changes
index 9d097c585e..c2ad5a5302 100644
--- a/dist/Time-HiRes/Changes
+++ b/dist/Time-HiRes/Changes
@@ -1,5 +1,74 @@
 Revision history for the Perl extension Time::HiRes.
 
+1.9741 [2016-11-20]
+  - C++11 compatibility: blead a914236c
+  - El Capitan compatibility: blead 45bbc013
+  - use CLOCK_REALTIME for clock_nanosleep scan: blead 56ed632c
+  - include file consistency in scans: blead 605b4dbe
+  - use clockid_t consistently: blead 2979fdf3
+  - use hv_fetchs(): blead 07e4dd7a
+  - scan for clockid_t (needed for macos Sierra): blead 69d1f2c2
+  - darwin lacks clockid_t: blead d1e7b5aa
+    [rt.cpan.org #129789]
+  - provide template for tempfile: blead 91dca83e
+  - explicit cast for clockid_t in C++11: blead 1c566547
+  - upgrade to a newer ppport (3.35)
+
+1.9740 [2016-09-25]
+  - the ext3/ext2 filesystems do not have subsecond resolution,
+    therefore skip the t/utime.t test
+    [rt.cpan.org #116127]
+
+1.9739 [2016-06-28]
+  - the upcoming macOS 10.12 (Sierra, the operating system formerly
+    known as OS X, or Darwin) has implemented the clock_gettime()
+    and clock_getres() interfaces but not the clock_nanosleep()
+
+1.9738 [2016-06-26]
+  - fix the dates in the Changes, it's not July yet
+    [rt.cpan.org #115553]
+  - in cygwin, drop the utime.t expected timestamp resolution
+  - documented for utime that the actual timestamp resolution depends
+    on the operating system and the filesystem, just like for stat
+  - looks like in gnukfreebsd 10.1 neither futimens or utimensat work
+    even though they exist, skipping utime tests there for now
+  - demodernize the Test::More use in utime.t (no subtest) to
+    better support older Perl installations
+  - for all the tests, drop the Test::More 0.82 requirement,
+    the only "modern" thing used is the note routine which
+    can be replaced with print("# ...\n") (or printf),
+    with this works back at least with Test::More 0.54 (perl 5.8.7) 
+
+1.9737 [2016-06-22]
+  - utime in HiRes.xs had dXSARGS which was unnecessary, leading
+    to two markstack pops, panic, and two-minute wait for the watchdog
+    (thanks to Dave Mitchell for the eagle-eye)
+  - even though 5.10.x should have the Perl_ck_warner, many CPAN
+    smokes proved otherwise, so requiring now at least 5.12 for
+    Perl_ck_warner use in IS_SAFE_PATHNAME() 
+
+1.9736 [2016-06-22]
+  - the IS_SAFE_PATHNAME() emulation was too modern for Perl 5.10
+  - make it so that only one value is set for -DTIME_HIRES_STAT
+    even on systems that support many options
+  - the 1.9734 (only released in blead, and as part of the development
+    release 5.25.2) fix for Darwin's clock_gettime was wrong under
+    threaded builds, leading into mutex panics in clock.t 
+  - the d_hires_utime determination was made more precise
+  - the utime.t was failing in platforms where only one of
+    futimens/utimensat was present (neither or both was okay)
+
+1.9735 [2016-06-20]
+  - Time::HiRes should override `utime` to allow setting hires
+    (futimens and utimensat support)
+    [rt.perl.org #114809]
+  - the utime patch used IS_SAFE_PATHNAME() which isn't available in
+    too old Perls, so emulate (in case the Devel::PPPort is too old)
+
+1.9734 [2016-06-17]
+  - fix Darwins with clock_gettime: blead 2d41a263
+    [rt.perl.org #128427]
+
 1.9733 [2016-04-23]
   - C90 declaration-after-statement error with darwin threads: blead de1003b4
     [rt.cpan.org #113856]
diff --git a/dist/Time-HiRes/HiRes.pm b/dist/Time-HiRes/HiRes.pm
index ad9a65c99d..a3ddd595b7 100644
--- a/dist/Time-HiRes/HiRes.pm
+++ b/dist/Time-HiRes/HiRes.pm
@@ -23,12 +23,12 @@ our @EXPORT_OK = qw (usleep sleep ualarm alarm gettimeofday 
time tv_interval
                 ITIMER_REAL ITIMER_VIRTUAL ITIMER_PROF ITIMER_REALPROF
                 TIMER_ABSTIME
                 d_usleep d_ualarm d_gettimeofday d_getitimer d_setitimer
-                d_nanosleep d_clock_gettime d_clock_getres
+                d_nanosleep d_clock_gettime d_clock_getres d_hires_utime
                 d_clock d_clock_nanosleep
-                stat lstat
+                stat lstat utime
                );
 
-our $VERSION = '1.9733';
+our $VERSION = '1.9741';
 our $XS_VERSION = $VERSION;
 $VERSION = eval $VERSION;
 
@@ -60,6 +60,7 @@ sub import {
            ($i eq 'clock'           && !&d_clock)           ||
            ($i eq 'nanosleep'       && !&d_nanosleep)       ||
            ($i eq 'usleep'          && !&d_usleep)          ||
+           ($i eq 'utime'           && !&d_hires_utime)     ||
            ($i eq 'ualarm'          && !&d_ualarm)) {
            require Carp;
            Carp::croak("Time::HiRes::$i(): unimplemented in this platform");
@@ -92,7 +93,7 @@ Time::HiRes - High resolution alarm, sleep, gettimeofday, 
interval timers
 
   use Time::HiRes qw( usleep ualarm gettimeofday tv_interval nanosleep
                      clock_gettime clock_getres clock_nanosleep clock
-                      stat lstat );
+                      stat lstat utime);
 
   usleep ($microseconds);
   nanosleep ($nanoseconds);
@@ -137,6 +138,9 @@ Time::HiRes - High resolution alarm, sleep, gettimeofday, 
interval timers
   my @stat = stat(FH);
   my @stat = lstat("file");
 
+  use Time::HiRes qw( utime );
+  utime $floating_seconds, $floating_seconds, file...;
+
 =head1 DESCRIPTION
 
 The C<Time::HiRes> module implements a Perl interface to the
@@ -446,6 +450,26 @@ if the operations are
 the access time stamp from t2 need not be greater-than the modify
 time stamp from t1: it may be equal or I<less>.
 
+=item utime LIST
+
+As L<perlfunc/utime>
+but with the ability to set the access/modify file timestamps
+in subsecond resolution, if the operating system and the filesystem
+both support such timestamps.  To override the standard utime():
+
+    use Time::HiRes qw(utime);
+
+Test for the value of &Time::HiRes::d_hires_utime to find out whether
+the operating system supports setting subsecond file timestamps.
+
+As with CORE::utime(), passing undef as both the atime and mtime will
+call the syscall with a NULL argument.
+
+The actual achievable subsecond resolution depends on the combination
+of the operating system and the filesystem.
+
+Returns the number of files successfully changed.
+
 =back
 
 =head1 EXAMPLES
@@ -535,7 +559,7 @@ VMS have emulations for it.)
 Here is an example of using C<NVtime> from C:
 
   NV (*myNVtime)(); /* Returns -1 on failure. */
-  SV **svp = hv_fetch(PL_modglobal, "Time::NVtime", 12, 0);
+  SV **svp = hv_fetchs(PL_modglobal, "Time::NVtime", 0);
   if (!svp)         croak("Time::HiRes is required");
   if (!SvIOK(*svp)) croak("Time::NVtime isn't a function pointer");
   myNVtime = INT2PTR(NV(*)(), SvIV(*svp));
@@ -586,9 +610,13 @@ might help in this (in case your system supports 
CLOCK_MONOTONIC).
 Some systems have APIs but not implementations: for example QNX and Haiku
 have the interval timer APIs but not the functionality.
 
-In OS X clock_getres(), clock_gettime() and clock_nanosleep() are
-emulated using the Mach timers; as a side effect of being emulated
-the CLOCK_REALTIME and CLOCK_MONOTONIC are the same timer.
+In pre-Sierra macOS (pre-10.12, OS X) clock_getres(), clock_gettime()
+and clock_nanosleep() are emulated using the Mach timers; as a side
+effect of being emulated the CLOCK_REALTIME and CLOCK_MONOTONIC are
+the same timer.
+
+gnukfreebsd seems to have non-functional futimens() and utimensat()
+(at least as of 10.1): therefore the hires utime() does not work.
 
 =head1 SEE ALSO
 
diff --git a/dist/Time-HiRes/HiRes.xs b/dist/Time-HiRes/HiRes.xs
index 38ca0dc320..6b0dba8e68 100644
--- a/dist/Time-HiRes/HiRes.xs
+++ b/dist/Time-HiRes/HiRes.xs
@@ -87,6 +87,10 @@ extern "C" {
 #   undef ITIMER_REALPROF
 #endif
 
+#ifndef TIME_HIRES_CLOCKID_T
+typedef int clockid_t;
+#endif
+
 #if defined(TIME_HIRES_CLOCK_GETTIME) && defined(_STRUCT_ITIMERSPEC)
 
 /* HP-UX has CLOCK_XXX values but as enums, not as defines.
@@ -747,21 +751,33 @@ hrstatns(UV *atime_nsec, UV *mtime_nsec, UV *ctime_nsec)
 #endif /* !TIME_HIRES_STAT */
 }
 
-/* Until Apple implements clock_gettime() (ditto clock_getres())
- * we will emulate it using Mach interfaces. */
-#if defined(PERL_DARWIN) && !defined(CLOCK_REALTIME)
-
-#  include <mach/mach_time.h>
+/* Until Apple implements clock_gettime()
+ * (ditto clock_getres() and clock_nanosleep())
+ * we will emulate them using the Mach kernel interfaces. */
+#if defined(PERL_DARWIN) && \
+  (defined(TIME_HIRES_CLOCK_GETTIME_EMULATION)   || \
+   defined(TIME_HIRES_CLOCK_GETRES_EMULATION)    || \
+   defined(TIME_HIRES_CLOCK_NANOSLEEP_EMULATION))
 
+#ifndef CLOCK_REALTIME
 #  define CLOCK_REALTIME  0x01
 #  define CLOCK_MONOTONIC 0x02
+#endif
 
+#ifndef TIMER_ABSTIME
 #  define TIMER_ABSTIME   0x01
+#endif
 
 #ifdef USE_ITHREADS
+#  define PERL_DARWIN_MUTEX
+#endif
+
+#ifdef PERL_DARWIN_MUTEX
 STATIC perl_mutex darwin_time_mutex;
 #endif
 
+#include <mach/mach_time.h>
+
 static uint64_t absolute_time_init;
 static mach_timebase_info_data_t timebase_info;
 static struct timespec timespec_init;
@@ -769,7 +785,7 @@ static struct timespec timespec_init;
 static int darwin_time_init() {
   struct timeval tv;
   int success = 1;
-#ifdef USE_ITHREADS
+#ifdef PERL_DARWIN_MUTEX
   MUTEX_LOCK(&darwin_time_mutex);
 #endif
   if (absolute_time_init == 0) {
@@ -784,13 +800,14 @@ static int darwin_time_init() {
       }
     }
   }
-#ifdef USE_ITHREADS
+#ifdef PERL_DARWIN_MUTEX
   MUTEX_UNLOCK(&darwin_time_mutex);
 #endif
   return success;
 }
 
-static int clock_gettime(int clock_id, struct timespec *ts) {
+#ifdef TIME_HIRES_CLOCK_GETTIME_EMULATION
+static int th_clock_gettime(clockid_t clock_id, struct timespec *ts) {
   if (darwin_time_init() && timebase_info.denom) {
     switch (clock_id) {
       case CLOCK_REALTIME:
@@ -822,7 +839,12 @@ static int clock_gettime(int clock_id, struct timespec 
*ts) {
   return -1;
 }
 
-static int clock_getres(int clock_id, struct timespec *ts) {
+#define clock_gettime(clock_id, ts) th_clock_gettime((clock_id), (ts))
+
+#endif /* TIME_HIRES_CLOCK_GETTIME_EMULATION */
+
+#ifdef TIME_HIRES_CLOCK_GETRES_EMULATION
+static int th_clock_getres(clockid_t clock_id, struct timespec *ts) {
   if (darwin_time_init() && timebase_info.denom) {
     switch (clock_id) {
       case CLOCK_REALTIME:
@@ -842,7 +864,11 @@ static int clock_getres(int clock_id, struct timespec *ts) 
{
   return -1;
 }
 
-static int clock_nanosleep(int clock_id, int flags,
+#define clock_getres(clock_id, ts) th_clock_getres((clock_id), (ts))
+#endif /* TIME_HIRES_CLOCK_GETRES_EMULATION */
+
+#ifdef TIME_HIRES_CLOCK_NANOSLEEP_EMULATION
+static int th_clock_nanosleep(clockid_t clock_id, int flags,
                           const struct timespec *rqtp,
                           struct timespec *rmtp) {
   if (darwin_time_init()) {
@@ -880,6 +906,11 @@ static int clock_nanosleep(int clock_id, int flags,
   return -1;
 }
 
+#define clock_nanosleep(clock_id, flags, rqtp, rmtp) \
+  th_clock_nanosleep((clock_id), (flags), (rqtp), (rmtp))
+
+#endif /* TIME_HIRES_CLOCK_NANOSLEEP_EMULATION */
+
 #endif /* PERL_DARWIN */
 
 #include "const-c.inc"
@@ -921,6 +952,22 @@ nsec_without_unslept(struct timespec *sleepfor,
 
 #endif
 
+/* In case Perl and/or Devel::PPPort are too old, minimally emulate
+ * IS_SAFE_PATHNAME() (which looks for zero bytes in the pathname). */
+#ifndef IS_SAFE_PATHNAME
+#if PERL_VERSION >= 12 /* Perl_ck_warner is 5.10.0 -> */
+#ifdef WARN_SYSCALLS
+#define WARNEMUCAT WARN_SYSCALLS /* 5.22.0 -> */
+#else
+#define WARNEMUCAT WARN_MISC
+#endif
+#define WARNEMU(opname) Perl_ck_warner(aTHX_ packWARN(WARNEMUCAT), "Invalid 
\\0 character in pathname for %s",opname)
+#else
+#define WARNEMU(opname) Perl_warn(aTHX_ "Invalid \\0 character in pathname for 
%s",opname)
+#endif
+#define IS_SAFE_PATHNAME(pv, len, opname) (((len)>1)&&memchr((pv), 0, 
(len)-1)?(SETERRNO(ENOENT, LIB_INVARG),WARNEMU(opname),FALSE):(TRUE))
+#endif
+
 MODULE = Time::HiRes            PACKAGE = Time::HiRes
 
 PROTOTYPES: ENABLE
@@ -941,7 +988,7 @@ BOOT:
 #   endif
 #endif
 #if defined(PERL_DARWIN)
-#  ifdef USE_ITHREADS
+#  if defined(USE_ITHREADS) && defined(PERL_DARWIN_MUTEX)
   MUTEX_INIT(&darwin_time_mutex);
 #  endif
 #endif
@@ -978,7 +1025,8 @@ usleep(useconds)
                    useconds -= NV_1E6 * seconds;
                }
            } else if (useconds < 0.0)
-               croak("Time::HiRes::usleep(%"NVgf"): negative time not invented 
yet", useconds);
+               croak("Time::HiRes::usleep(%" NVgf
+                      "): negative time not invented yet", useconds);
            usleep((U32)useconds);
        } else
            PerlProc_pause();
@@ -1000,7 +1048,8 @@ nanosleep(nsec)
        struct timespec sleepfor, unslept;
        CODE:
        if (nsec < 0.0)
-           croak("Time::HiRes::nanosleep(%"NVgf"): negative time not invented 
yet", nsec);
+           croak("Time::HiRes::nanosleep(%" NVgf
+                  "): negative time not invented yet", nsec);
         nanosleep_init(nsec, &sleepfor, &unslept);
        if (nanosleep(&sleepfor, &unslept) == 0) {
            RETVAL = nsec;
@@ -1045,11 +1094,15 @@ sleep(...)
                   useconds = -(IV)useconds;
 #endif /* #if defined(__sparc64__) && defined(__GNUC__) */
                   if ((IV)useconds < 0)
-                    croak("Time::HiRes::sleep(%"NVgf"): internal error: 
useconds < 0 (unsigned %"UVuf" signed %"IVdf")", seconds, useconds, 
(IV)useconds);
+                    croak("Time::HiRes::sleep(%" NVgf
+                           "): internal error: useconds < 0 (unsigned %" UVuf
+                           " signed %" IVdf ")",
+                           seconds, useconds, (IV)useconds);
                 }
                 usleep(useconds);
            } else
-               croak("Time::HiRes::sleep(%"NVgf"): negative time not invented 
yet", seconds);
+               croak("Time::HiRes::sleep(%" NVgf
+                      "): negative time not invented yet", seconds);
        } else
            PerlProc_pause();
        gettimeofday(&Tb, NULL);
@@ -1097,7 +1150,9 @@ ualarm(useconds,uinterval=0)
          }
 #else
        if (useconds >= IV_1E6 || uinterval >= IV_1E6) 
-               croak("Time::HiRes::ualarm(%d, %d): useconds or uinterval equal 
to or more than %"IVdf, useconds, uinterval, IV_1E6);
+               croak("Time::HiRes::ualarm(%d, %d): useconds or uinterval"
+                      " equal to or more than %" IVdf,
+                      useconds, uinterval, IV_1E6);
        RETVAL = ualarm(useconds, uinterval);
 #endif
 
@@ -1110,7 +1165,8 @@ alarm(seconds,interval=0)
        NV interval
        CODE:
        if (seconds < 0.0 || interval < 0.0)
-           croak("Time::HiRes::alarm(%"NVgf", %"NVgf"): negative time not 
invented yet", seconds, interval);
+           croak("Time::HiRes::alarm(%" NVgf ", %" NVgf
+                  "): negative time not invented yet", seconds, interval);
        {
          IV iseconds = (IV)seconds;
          IV iinterval = (IV)interval;
@@ -1118,7 +1174,9 @@ alarm(seconds,interval=0)
          NV finterval = interval - iinterval;
          IV useconds, uinterval;
          if (fseconds >= 1.0 || finterval >= 1.0)
-               croak("Time::HiRes::alarm(%"NVgf", %"NVgf"): seconds or 
interval too large to split correctly", seconds, interval);
+               croak("Time::HiRes::alarm(%" NVgf ", %" NVgf
+                      "): seconds or interval too large to split correctly",
+                      seconds, interval);
          useconds = IV_1E6 * fseconds;
          uinterval = IV_1E6 * finterval;
 #if defined(HAS_SETITIMER) && defined(ITIMER_REAL)
@@ -1138,7 +1196,9 @@ alarm(seconds,interval=0)
          }
 #else
          if (iseconds || iinterval)
-               croak("Time::HiRes::alarm(%"NVgf", %"NVgf"): seconds or 
interval equal to or more than 1.0 ", seconds, interval);
+               croak("Time::HiRes::alarm(%" NVgf ", %" NVgf
+                      "): seconds or interval equal to or more than 1.0 ",
+                      seconds, interval);
            RETVAL = (NV)ualarm( useconds, uinterval ) / NV_1E6;
 #endif
        }
@@ -1266,7 +1326,9 @@ setitimer(which, seconds, interval = 0)
        struct itimerval oldit;
     PPCODE:
        if (seconds < 0.0 || interval < 0.0)
-           croak("Time::HiRes::setitimer(%"IVdf", %"NVgf", %"NVgf"): negative 
time not invented yet", (IV)which, seconds, interval);
+           croak("Time::HiRes::setitimer(%" IVdf ", %" NVgf ", %" NVgf
+                  "): negative time not invented yet",
+                  (IV)which, seconds, interval);
        newit.it_value.tv_sec  = (IV)seconds;
        newit.it_value.tv_usec =
          (IV)((seconds  - (NV)newit.it_value.tv_sec)    * NV_1E6);
@@ -1317,11 +1379,89 @@ getitimer(which)
 
 #endif /* #if defined(HAS_GETITIMER) && defined(HAS_SETITIMER) */
 
+#if defined(TIME_HIRES_UTIME)
+
+I32
+utime(accessed, modified, ...)
+PROTOTYPE: $$@
+    PREINIT:
+       SV* accessed;
+       SV* modified;
+       SV* file;
+
+       struct timespec utbuf[2];
+       struct timespec *utbufp = utbuf;
+       int tot;
+
+    CODE:
+       accessed = ST(0);
+       modified = ST(1);
+       items -= 2;
+       tot = 0;
+
+       if ( accessed == &PL_sv_undef && modified == &PL_sv_undef )
+               utbufp = NULL;
+       else {
+               if (SvNV(accessed) < 0.0 || SvNV(modified) < 0.0)
+                    croak("Time::HiRes::utime(%" NVgf ", %" NVgf
+                          "): negative time not invented yet",
+                              SvNV(accessed), SvNV(modified));
+               Zero(&utbuf, sizeof utbuf, char);
+               utbuf[0].tv_sec = (Time_t)SvNV(accessed);  /* time accessed */
+               utbuf[0].tv_nsec = (long)( ( SvNV(accessed) - utbuf[0].tv_sec ) 
* 1e9 );
+               utbuf[1].tv_sec = (Time_t)SvNV(modified);  /* time modified */
+               utbuf[1].tv_nsec = (long)( ( SvNV(modified) - utbuf[1].tv_sec ) 
* 1e9 );
+       }
+
+       while (items > 0) {
+               file = POPs; items--;
+
+               if (SvROK(file) && GvIO(SvRV(file)) && 
IoIFP(sv_2io(SvRV(file)))) {
+                       int fd =  PerlIO_fileno(IoIFP(sv_2io(file)));
+                       if (fd < 0)
+                               SETERRNO(EBADF,RMS_IFI);
+                       else 
+#ifdef HAS_FUTIMENS
+                       if (futimens(fd, utbufp) == 0)
+                               tot++;
+#else  /* HAS_FUTIMES */
+                               croak("futimens unimplemented in this 
platform");
+#endif /* HAS_FUTIMES */
+               }
+               else {
+#ifdef HAS_UTIMENSAT
+                       STRLEN len;
+                       char * name = SvPV(file, len);
+                       if (IS_SAFE_PATHNAME(name, len, "utime") &&
+                           utimensat(AT_FDCWD, name, utbufp, 0) == 0)
+                               tot++;
+#else  /* HAS_UTIMENSAT */
+                       croak("utimensat unimplemented in this platform");
+#endif /* HAS_UTIMENSAT */
+               }
+       } /* while items */
+       RETVAL = tot;
+
+    OUTPUT:
+       RETVAL
+
+#else  /* #if defined(TIME_HIRES_UTIME) */
+
+I32
+utime(accessed, modified, ...)
+    CODE:
+        croak("Time::HiRes::utime(): unimplemented in this platform");
+        RETVAL = 0;
+    OUTPUT:
+       RETVAL
+
+#endif /* #if defined(TIME_HIRES_UTIME) */
+
 #if defined(TIME_HIRES_CLOCK_GETTIME)
 
 NV
 clock_gettime(clock_id = CLOCK_REALTIME)
-       int clock_id
+       clockid_t clock_id
     PREINIT:
        struct timespec ts;
        int status = -1;
@@ -1340,7 +1480,7 @@ clock_gettime(clock_id = CLOCK_REALTIME)
 
 NV
 clock_gettime(clock_id = 0)
-       int clock_id
+       clockid_t clock_id
     CODE:
        PERL_UNUSED_ARG(clock_id);
         croak("Time::HiRes::clock_gettime(): unimplemented in this platform");
@@ -1354,7 +1494,7 @@ clock_gettime(clock_id = 0)
 
 NV
 clock_getres(clock_id = CLOCK_REALTIME)
-       int clock_id
+       clockid_t clock_id
     PREINIT:
        int status = -1;
        struct timespec ts;
@@ -1373,7 +1513,7 @@ clock_getres(clock_id = CLOCK_REALTIME)
 
 NV
 clock_getres(clock_id = 0)
-       int clock_id
+       clockid_t clock_id
     CODE:
        PERL_UNUSED_ARG(clock_id);
         croak("Time::HiRes::clock_getres(): unimplemented in this platform");
@@ -1387,14 +1527,15 @@ clock_getres(clock_id = 0)
 
 NV
 clock_nanosleep(clock_id, nsec, flags = 0)
-       int clock_id
+       clockid_t clock_id
        NV  nsec
        int flags
     PREINIT:
        struct timespec sleepfor, unslept;
     CODE:
        if (nsec < 0.0)
-           croak("Time::HiRes::clock_nanosleep(..., %"NVgf"): negative time 
not invented yet", nsec);
+           croak("Time::HiRes::clock_nanosleep(..., %" NVgf
+                  "): negative time not invented yet", nsec);
         nanosleep_init(nsec, &sleepfor, &unslept);
        if (clock_nanosleep(clock_id, flags, &sleepfor, &unslept) == 0) {
            RETVAL = nsec;
@@ -1408,7 +1549,7 @@ clock_nanosleep(clock_id, nsec, flags = 0)
 
 NV
 clock_nanosleep(clock_id, nsec, flags = 0)
-       int clock_id
+       clockid_t clock_id
        NV  nsec
        int flags
     CODE:
diff --git a/dist/Time-HiRes/Makefile.PL b/dist/Time-HiRes/Makefile.PL
index 087ab79871..9060fa20f3 100644
--- a/dist/Time-HiRes/Makefile.PL
+++ b/dist/Time-HiRes/Makefile.PL
@@ -290,6 +290,7 @@ sub has_clock_xxx_syscall {
 #include "EXTERN.h"
 #include "perl.h"
 #include "XSUB.h"
+#include <time.h>
 #include <$SYSCALL_H>
 int main(int argc, char** argv)
 {
@@ -309,6 +310,7 @@ sub has_clock_xxx {
 #include "EXTERN.h"
 #include "perl.h"
 #include "XSUB.h"
+#include <time.h>
 int main(int argc, char** argv)
 {
     struct timespec ts;
@@ -325,6 +327,7 @@ sub has_clock {
 #include "EXTERN.h"
 #include "perl.h"
 #include "XSUB.h"
+#include <time.h>
 int main(int argc, char** argv)
 {
     clock_t tictoc;
@@ -348,12 +351,63 @@ int main(int argc, char** argv)
     struct timespec ts2;
     ts1.tv_sec  = 0;
     ts1.tv_nsec = 750000000;;
-    ret = clock_nanosleep(CLOCK_MONOTONIC, 0, &ts1, &ts2);
+    /* All implementations are supposed to support CLOCK_REALTIME. */
+    ret = clock_nanosleep(CLOCK_REALTIME, 0, &ts1, &ts2);
+    ret == 0 ? exit(0) : exit(errno ? errno : -1);
+}
+EOM
+}
+
+sub has_futimens {
+    return 1 if
+    try_compile_and_link(<<EOM);
+#include "EXTERN.h"
+#include "perl.h"
+#include "XSUB.h"
+#include <sys/stat.h>
+int main(int argc, char** argv)
+{
+    int ret;
+    struct timespec ts[2];
+    ret = futimens(0, ts);
     ret == 0 ? exit(0) : exit(errno ? errno : -1);
 }
 EOM
 }
 
+sub has_utimensat{
+    return 1 if
+    try_compile_and_link(<<EOM);
+#include "EXTERN.h"
+#include "perl.h"
+#include "XSUB.h"
+#include <sys/stat.h>
+#include <fcntl.h>
+int main(int argc, char** argv)
+{
+    int ret;
+    struct timespec ts[2];
+    ret = utimensat(AT_FDCWD, 0, ts, 0);
+    ret == 0 ? exit(0) : exit(errno ? errno : -1);
+}
+EOM
+}
+
+sub has_clockid_t{
+    return 1 if
+    try_compile_and_link(<<EOM);
+#include "EXTERN.h"
+#include "perl.h"
+#include "XSUB.h"
+#include <time.h>
+int main(int argc, char** argv)
+{
+    clockid_t id = CLOCK_REALTIME;
+    exit(id == CLOCK_REALTIME ? 1 : 0);
+}
+EOM
+}
+
 sub DEFINE {
     my ($def, $val) = @_;
     my $define = defined $val ? "$def=$val" : $def ;
@@ -534,6 +588,16 @@ EOD
         print "(It would not be portable anyway.)\n";
     }
 
+    print "Looking for clockid_t... ";
+    my $has_clockid_t;
+    if (has_clockid_t()) {
+       print "found.\n";
+        $has_clockid_t++;
+       $DEFINE .= ' -DTIME_HIRES_CLOCKID_T';
+    } else {
+       print "NOT found, will use int.\n";
+    }
+
     print "Looking for clock_gettime()... ";
     my $has_clock_gettime;
     my $has_clock_gettime_emulation;
@@ -548,7 +612,7 @@ EOD
     } elsif ($^O eq 'darwin') {
        $has_clock_gettime_emulation++;
        $has_clock_gettime++;
-       $DEFINE .= ' -DTIME_HIRES_CLOCK_GETTIME';
+       $DEFINE .= ' -DTIME_HIRES_CLOCK_GETTIME 
-DTIME_HIRES_CLOCK_GETTIME_EMULATION';
     }
 
     if ($has_clock_gettime) {
@@ -577,7 +641,7 @@ EOD
     } elsif ($^O eq 'darwin') {
        $has_clock_getres_emulation++;
        $has_clock_getres++;
-       $DEFINE .= ' -DTIME_HIRES_CLOCK_GETRES';
+       $DEFINE .= ' -DTIME_HIRES_CLOCK_GETRES 
-DTIME_HIRES_CLOCK_GETRES_EMULATION';
     }
 
     if ($has_clock_getres) {
@@ -603,7 +667,7 @@ EOD
     } elsif ($^O eq 'darwin') {
         $has_clock_nanosleep++;
         $has_clock_nanosleep_emulation++;
-       $DEFINE .= ' -DTIME_HIRES_CLOCK_NANOSLEEP';
+       $DEFINE .= ' -DTIME_HIRES_CLOCK_NANOSLEEP 
-DTIME_HIRES_CLOCK_NANOSLEEP_EMULATION';
     }
 
     if ($has_clock_nanosleep) {
@@ -631,6 +695,36 @@ EOD
        print "NOT found.\n";
     }
 
+    print "Looking for futimens()... ";
+    my $has_futimens;
+    if (has_futimens()) {
+        $has_futimens++;
+       $DEFINE .= ' -DHAS_FUTIMENS';
+    }
+
+    if ($has_futimens) {
+        print "found.\n";
+    } else {
+       print "NOT found.\n";
+    }
+
+    print "Looking for utimensat()... ";
+    my $has_utimensat;
+    if (has_utimensat()) {
+        $has_utimensat++;
+       $DEFINE .= ' -DHAS_UTIMENSAT';
+    }
+
+    if ($has_utimensat) {
+        print "found.\n";
+    } else {
+       print "NOT found.\n";
+    }
+
+    if ($has_futimens or $has_utimensat) {
+       $DEFINE .= ' -DTIME_HIRES_UTIME';
+    }
+
     print "Looking for stat() subsecond timestamps...\n";
 
     print "Trying struct stat st_atimespec.tv_nsec...";
@@ -644,7 +738,7 @@ int main(int argc, char** argv) {
 }
 EOM
       $has_stat_st_xtimespec++;
-      DEFINE('TIME_HIRES_STAT', 1);
+      DEFINE('TIME_HIRES_STAT_ST_XTIMESPEC');  # 1
     }
 
     if ($has_stat_st_xtimespec) {
@@ -664,7 +758,7 @@ int main(int argc, char** argv) {
 }
 EOM
       $has_stat_st_xtimensec++;
-      DEFINE('TIME_HIRES_STAT', 2);
+      DEFINE('TIME_HIRES_STAT_ST_XTIMENSEC');  # 2
     }
 
     if ($has_stat_st_xtimensec) {
@@ -684,7 +778,7 @@ int main(int argc, char** argv) {
 }
 EOM
       $has_stat_st_xtime_n++;
-      DEFINE('TIME_HIRES_STAT', 3);
+      DEFINE('TIME_HIRES_STAT_ST_XTIME_N');  # 3
     }
 
     if ($has_stat_st_xtime_n) {
@@ -704,7 +798,7 @@ int main(int argc, char** argv) {
 }
 EOM
       $has_stat_st_xtim++;
-      DEFINE('TIME_HIRES_STAT', 4);
+      DEFINE('TIME_HIRES_STAT_XTIM');  # 4
     }
 
     if ($has_stat_st_xtim) {
@@ -724,7 +818,7 @@ int main(int argc, char** argv) {
 }
 EOM
       $has_stat_st_uxtime++;
-      DEFINE('TIME_HIRES_STAT', 5);
+      DEFINE('TIME_HIRES_STAT_ST_UXTIME');  # 5
     }
 
     if ($has_stat_st_uxtime) {
@@ -733,6 +827,19 @@ EOM
        print "NOT found.\n";
     }
 
+    # See HiRes.xs hrstatns()
+    if ($has_stat_st_xtimespec) {
+        DEFINE('TIME_HIRES_STAT', 1);
+    } elsif ($has_stat_st_xtimensec) {
+        DEFINE('TIME_HIRES_STAT', 2);
+    } elsif ($has_stat_st_xtime_n) {
+        DEFINE('TIME_HIRES_STAT', 3);
+    } elsif ($has_stat_st_xtim) {
+        DEFINE('TIME_HIRES_STAT', 4);
+    } elsif ($has_stat_st_uxtime) {
+        DEFINE('TIME_HIRES_STAT', 5);
+    }    
+
    if ($DEFINE =~ /-DTIME_HIRES_STAT=\d+/) {
     print "You seem to have stat() subsecond timestamps.\n";
     print "(Your struct stat has them, but the filesystems must help.)\n";
@@ -791,7 +898,7 @@ sub doMakefile {
            'DynaLoader' => 0,
            'Exporter' => 0,
            'ExtUtils::MakeMaker' => 0,
-           'Test::More' => "0.82",
+           'Test::More' => 0,
            'strict' => 0,
        },
        'dist'      => {
@@ -869,7 +976,8 @@ sub doConstants {
                       );
        foreach (qw (d_usleep d_ualarm d_gettimeofday d_getitimer d_setitimer
                     d_nanosleep d_clock_gettime d_clock_getres
-                    d_clock d_clock_nanosleep d_hires_stat)) {
+                    d_clock d_clock_nanosleep d_hires_stat
+                     d_futimens d_utimensat d_hires_utime)) {
            my $macro = $_;
            if ($macro =~ /^(d_nanosleep|d_clock)$/) {
                $macro =~ s/^d_(.+)/TIME_HIRES_\U$1/;
@@ -879,6 +987,13 @@ sub doConstants {
                push @names, {name => $_, macro => "TIME_HIRES_STAT", value => 
$d_hires_stat,
                              default => ["IV", "0"]};
                next;
+           } elsif ($macro =~ /^(d_hires_utime)$/) {
+               my $d_hires_utime =
+                    ($DEFINE =~ /-DHAS_FUTIMENS/ ||
+                     $DEFINE =~ /-DHAS_UTIMENSAT/) ? 1 : 0;
+               push @names, {name => $_, macro => "TIME_HIRES_UTIME", value => 
$d_hires_utime,
+                             default => ["IV", "0"]};
+               next;
            } elsif ($macro =~ 
/^(d_clock_gettime|d_clock_getres|d_clock_nanosleep)$/) {
                $macro =~ s/^d_(.+)/TIME_HIRES_\U$1/;
                my $val = ($DEFINE =~ /-D$macro\b/) ? 1 : 0;
diff --git a/dist/Time-HiRes/fallback/const-c.inc 
b/dist/Time-HiRes/fallback/const-c.inc
index a8626172af..524db169a9 100644
--- a/dist/Time-HiRes/fallback/const-c.inc
+++ b/dist/Time-HiRes/fallback/const-c.inc
@@ -19,6 +19,7 @@ typedef double NV; /* 5.6 and later define NVTYPE, and 
typedef NV to it.  */
 #ifndef pTHX_
 #define pTHX_ /* 5.6 or later define this for threading support.  */
 #endif
+
 static int
 constant_11 (pTHX_ const char *name, IV *iv_return) {
   /* When generated this function returned values for the list of names given
@@ -86,6 +87,51 @@ constant_11 (pTHX_ const char *name, IV *iv_return) {
   return PERL_constant_NOTFOUND;
 }
 
+static int
+constant_13 (pTHX_ const char *name, IV *iv_return) {
+  /* When generated this function returned values for the list of names given
+     here.  However, subsequent manual editing may have added or removed some.
+     CLOCK_HIGHRES TIMER_ABSTIME d_hires_utime */
+  /* Offset 1 gives the best switch position.  */
+  switch (name[1]) {
+  case 'I':
+    if (memEQ(name, "TIMER_ABSTIME", 13)) {
+    /*                ^                  */
+#ifdef TIMER_ABSTIME
+      *iv_return = TIMER_ABSTIME;
+      return PERL_constant_ISIV;
+#else
+      return PERL_constant_NOTDEF;
+#endif
+    }
+    break;
+  case 'L':
+    if (memEQ(name, "CLOCK_HIGHRES", 13)) {
+    /*                ^                  */
+#ifdef CLOCK_HIGHRES
+      *iv_return = CLOCK_HIGHRES;
+      return PERL_constant_ISIV;
+#else
+      return PERL_constant_NOTDEF;
+#endif
+    }
+    break;
+  case '_':
+    if (memEQ(name, "d_hires_utime", 13)) {
+    /*                ^                  */
+#ifdef TIME_HIRES_UTIME
+      *iv_return = 1;
+      return PERL_constant_ISIV;
+#else
+      *iv_return = 0;
+      return PERL_constant_ISIV;
+#endif
+    }
+    break;
+  }
+  return PERL_constant_NOTFOUND;
+}
+
 static int
 constant_14 (pTHX_ const char *name, IV *iv_return) {
   /* When generated this function returned values for the list of names given
@@ -250,16 +296,17 @@ my @names = (qw(CLOCKS_PER_SEC CLOCK_HIGHRES 
CLOCK_MONOTONIC
             {name=>"d_getitimer", type=>"IV", macro=>"HAS_GETITIMER", 
value=>"1", default=>["IV", "0"]},
             {name=>"d_gettimeofday", type=>"IV", macro=>"HAS_GETTIMEOFDAY", 
value=>"1", default=>["IV", "0"]},
             {name=>"d_hires_stat", type=>"IV", macro=>"TIME_HIRES_STAT", 
value=>"1", default=>["IV", "0"]},
+            {name=>"d_hires_utime", type=>"IV", macro=>"TIME_HIRES_UTIME", 
value=>"1", default=>["IV", "0"]},
             {name=>"d_nanosleep", type=>"IV", macro=>"TIME_HIRES_NANOSLEEP", 
value=>"1", default=>["IV", "0"]},
             {name=>"d_setitimer", type=>"IV", macro=>"HAS_SETITIMER", 
value=>"1", default=>["IV", "0"]},
             {name=>"d_ualarm", type=>"IV", macro=>"HAS_UALARM", value=>"1", 
default=>["IV", "0"]},
             {name=>"d_usleep", type=>"IV", macro=>"HAS_USLEEP", value=>"1", 
default=>["IV", "0"]});
 
-print constant_types(); # macro defs
+print constant_types(), "\n"; # macro defs
 foreach (C_constant ("Time::HiRes", 'constant', 'IV', $types, undef, 3, 
@names) ) {
     print $_, "\n"; # C constant subs
 }
-print "#### XS Section:\n";
+print "\n#### XS Section:\n";
 print XS_constant ("Time::HiRes", $types);
 __END__
    */
@@ -322,33 +369,7 @@ __END__
     }
     break;
   case 13:
-    /* Names all of length 13.  */
-    /* CLOCK_HIGHRES TIMER_ABSTIME */
-    /* Offset 2 gives the best switch position.  */
-    switch (name[2]) {
-    case 'M':
-      if (memEQ(name, "TIMER_ABSTIME", 13)) {
-      /*                 ^                 */
-#ifdef TIMER_ABSTIME
-        *iv_return = TIMER_ABSTIME;
-        return PERL_constant_ISIV;
-#else
-        return PERL_constant_NOTDEF;
-#endif
-      }
-      break;
-    case 'O':
-      if (memEQ(name, "CLOCK_HIGHRES", 13)) {
-      /*                 ^                 */
-#ifdef CLOCK_HIGHRES
-        *iv_return = CLOCK_HIGHRES;
-        return PERL_constant_ISIV;
-#else
-        return PERL_constant_NOTDEF;
-#endif
-      }
-      break;
-    }
+    return constant_13 (aTHX_ name, iv_return);
     break;
   case 14:
     return constant_14 (aTHX_ name, iv_return);
diff --git a/dist/Time-HiRes/t/Watchdog.pm b/dist/Time-HiRes/t/Watchdog.pm
index 83e854396f..44ec8081de 100644
--- a/dist/Time-HiRes/t/Watchdog.pm
+++ b/dist/Time-HiRes/t/Watchdog.pm
@@ -10,44 +10,44 @@ my $watchdog_pid;
 my $TheEnd;
 
 if ($Config{d_fork}) {
-    note "I am the main process $$, starting the watchdog process...";
+    print("# I am the main process $$, starting the watchdog process...\n");
     $watchdog_pid = fork();
     if (defined $watchdog_pid) {
        if ($watchdog_pid == 0) { # We are the kid, set up the watchdog.
            my $ppid = getppid();
-           note "I am the watchdog process $$, sleeping for $waitfor 
seconds...";
+           print("# I am the watchdog process $$, sleeping for $waitfor 
seconds...\n");
            sleep($waitfor - 2);    # Workaround for perlbug #49073
            sleep(2);               # Wait for parent to exit
            if (kill(0, $ppid)) {   # Check if parent still exists
                warn "\n$0: overall time allowed for tests (${waitfor}s) 
exceeded!\n";
-               note "Terminating main process $ppid...";
+               print("Terminating main process $ppid...\n");
                kill('KILL', $ppid);
-               note "This is the watchdog process $$, over and out.";
+               print("# This is the watchdog process $$, over and out.\n");
            }
            exit(0);
        } else {
-           note "The watchdog process $watchdog_pid launched, continuing 
testing...";
+           print("# The watchdog process $watchdog_pid launched, continuing 
testing...\n");
            $TheEnd = time() + $waitfor;
        }
     } else {
        warn "$0: fork failed: $!\n";
     }
 } else {
-    note "No watchdog process (need fork)";
+    print("# No watchdog process (need fork)\n");
 }
 
 END {
     if ($watchdog_pid) { # Only in the main process.
        my $left = $TheEnd - time();
-       note sprintf "I am the main process $$, terminating the watchdog 
process $watchdog_pid before it terminates me in %d seconds (testing took %d 
seconds).", $left, $waitfor - $left;
+       printf("# I am the main process $$, terminating the watchdog process 
$watchdog_pid before it terminates me in %d seconds (testing took %d 
seconds).\n", $left, $waitfor - $left);
        if (kill(0, $watchdog_pid)) {
            local $? = 0;
            my $kill = kill('KILL', $watchdog_pid); # We are done, the watchdog 
can go.
            wait();
-           note sprintf "kill KILL $watchdog_pid = %d", $kill;
+           printf("# kill KILL $watchdog_pid = %d\n", $kill);
        }
        unlink("ktrace.out"); # Used in BSD system call tracing.
-       note "All done.";
+       print("# All done.\n");
     }
 }
 
diff --git a/dist/Time-HiRes/t/alarm.t b/dist/Time-HiRes/t/alarm.t
index 841694f67c..f600f99256 100644
--- a/dist/Time-HiRes/t/alarm.t
+++ b/dist/Time-HiRes/t/alarm.t
@@ -1,6 +1,6 @@
 use strict;
 
-use Test::More 0.82 tests => 10;
+use Test::More tests => 10;
 use t::Watchdog;
 
 BEGIN { require_ok "Time::HiRes"; }
@@ -29,12 +29,14 @@ SKIP: {
 
     my ($r, $i, $not, $ok);
 
+    $not = "";
+
     $r = [Time::HiRes::gettimeofday()];
     $i = 5;
     my $oldaction;
     if ($use_sigaction) {
        $oldaction = new POSIX::SigAction;
-       note sprintf "sigaction tick, ALRM = %d", &POSIX::SIGALRM;
+       printf("# sigaction tick, ALRM = %d\n", &POSIX::SIGALRM);
 
        # Perl's deferred signals may be too wimpy to break through
        # a restartable select(), so use POSIX::sigaction if available.
@@ -44,7 +46,7 @@ SKIP: {
                         $oldaction)
            or die "Error setting SIGALRM handler with sigaction: $!\n";
     } else {
-       note "SIG tick";
+       print("# SIG tick\n");
        $SIG{ALRM} = "tick";
     }
 
@@ -56,8 +58,8 @@ SKIP: {
            Time::HiRes::alarm(0.3);
            select (undef, undef, undef, 3);
            my $ival = Time::HiRes::tv_interval ($r);
-           note "Select returned! $i $ival";
-           note abs($ival/3 - 1);
+           print("# Select returned! $i $ival\n");
+           printf("# %s\n", abs($ival/3 - 1));
            # Whether select() gets restarted after signals is
            # implementation dependent.  If it is restarted, we
            # will get about 3.3 seconds: 3 from the select, 0.3
@@ -86,7 +88,7 @@ SKIP: {
     sub tick {
        $i--;
        my $ival = Time::HiRes::tv_interval ($r);
-       note "Tick! $i $ival";
+       print("# Tick! $i $ival\n");
        my $exp = 0.3 * (5 - $i);
        if ($exp == 0) {
            $not = "tick: divisor became zero";
@@ -106,8 +108,8 @@ SKIP: {
        Time::HiRes::alarm(0); # can't cancel usig %SIG
     }
 
+    print("# $not\n");
     ok !$not;
-    note $not || $ok;
 }
 
 SKIP: {
@@ -126,7 +128,7 @@ SKIP: {
     # 
http://groups.google.com/group/perl.perl5.porters/browse_thread/thread/adaffaaf939b042e/20dafc298df737f0%2320dafc298df737f0?sa=X&oi=groupsr&start=0&num=3
     # Perl changes [18765] and [18770], perl bug [perl #20920]
 
-    note "Finding delay loop...";
+    print("# Finding delay loop...\n");
 
     my $T = 0.01;
     my $DelayN = 1024;
@@ -137,7 +139,7 @@ SKIP: {
         for ($i = 0; $i < $DelayN; $i++) { }
         my $t1 = Time::HiRes::time();
         my $dt = $t1 - $t0;
-        note "N = $DelayN, t1 = $t1, t0 = $t0, dt = $dt";
+        print("# N = $DelayN, t1 = $t1, t0 = $t0, dt = $dt\n");
         last N if $dt > $T;
         $DelayN *= 2;
      } while (1);
@@ -169,7 +171,7 @@ SKIP: {
 
     $SIG{ALRM} = sub {
        $a++;
-       note "Alarm $a - ", Time::HiRes::time();
+       printf("# Alarm $a - %s\n", Time::HiRes::time());
        Time::HiRes::alarm(0) if $a >= $A; # Disarm the alarm.
        $Delay->(2); # Try burning CPU at least for 2T seconds.
     }; 
@@ -204,18 +206,18 @@ SKIP: {
        my $alrm = 0;
        $SIG{ALRM} = sub { $alrm++ };
        my $got = Time::HiRes::alarm(2.7);
-       ok $got == 0 or note $got;
+       ok $got == 0 or print("# $got\n");
 
        my $t0 = Time::HiRes::time();
        1 while Time::HiRes::time() - $t0 <= 1;
 
        $got = Time::HiRes::alarm(0);
-       ok $got > 0 && $got < 1.8 or note $got;
+       ok $got > 0 && $got < 1.8 or print("# $got\n");
 
-       ok $alrm == 0 or note $alrm;
+       ok $alrm == 0 or print("# $alrm\n");
 
        $got = Time::HiRes::alarm(0);
-       ok $got == 0 or note $got;
+       ok $got == 0 or print("# $got\n");
     }
 }
 
diff --git a/dist/Time-HiRes/t/clock.t b/dist/Time-HiRes/t/clock.t
index 6d11dd2ca0..346ca57fbf 100644
--- a/dist/Time-HiRes/t/clock.t
+++ b/dist/Time-HiRes/t/clock.t
@@ -1,6 +1,6 @@
 use strict;
 
-use Test::More 0.82 tests => 5;
+use Test::More tests => 5;
 use t::Watchdog;
 
 BEGIN { require_ok "Time::HiRes"; }
@@ -13,10 +13,10 @@ sub has_symbol {
     return $@ eq '';
 }
 
-note sprintf "have_clock_gettime   = %d", &Time::HiRes::d_clock_gettime;
-note sprintf "have_clock_getres    = %d", &Time::HiRes::d_clock_getres;
-note sprintf "have_clock_nanosleep = %d", &Time::HiRes::d_clock_nanosleep;
-note sprintf "have_clock           = %d", &Time::HiRes::d_clock;
+printf("# have_clock_gettime   = %d\n", &Time::HiRes::d_clock_gettime);
+printf("# have_clock_getres    = %d\n", &Time::HiRes::d_clock_getres);
+printf("# have_clock_nanosleep = %d\n", &Time::HiRes::d_clock_nanosleep);
+printf("# have_clock           = %d\n", &Time::HiRes::d_clock);
 
 # Ideally, we'd like to test that the timers are rather precise.
 # However, if the system is busy, there are no guarantees on how
@@ -36,25 +36,25 @@ SKIP: {
     my $ok = 0;
  TRY: {
        for my $try (1..3) {
-           note "CLOCK_REALTIME: try = $try";
+           print("# CLOCK_REALTIME: try = $try\n");
            my $t0 = Time::HiRes::clock_gettime(&CLOCK_REALTIME);
            my $T = 1.5;
            Time::HiRes::sleep($T);
            my $t1 = Time::HiRes::clock_gettime(&CLOCK_REALTIME);
            if ($t0 > 0 && $t1 > $t0) {
-               note "t1 = $t1, t0 = $t0";
+               print("# t1 = $t1, t0 = $t0\n");
                my $dt = $t1 - $t0;
                my $rt = abs(1 - $dt / $T);
-               note "dt = $dt, rt = $rt";
+               print("# dt = $dt, rt = $rt\n");
                if ($rt <= 2 * $limit) {
                    $ok = 1;
                    last TRY;
                }
            } else {
-               note "Error: t0 = $t0, t1 = $t1";
+               print("# Error: t0 = $t0, t1 = $t1\n");
            }
            my $r = rand() + rand();
-           note sprintf "Sleeping for %.6f seconds...\n", $r;
+           printf("# Sleeping for %.6f seconds...\n", $r);
            Time::HiRes::sleep($r);
        }
     }
@@ -64,7 +64,7 @@ SKIP: {
 SKIP: {
     skip "no clock_getres", 1 unless &Time::HiRes::d_clock_getres;
     my $tr = Time::HiRes::clock_getres();
-    ok $tr > 0 or note "tr = $tr";
+    ok $tr > 0 or print("# tr = $tr\n");
 }
 
 SKIP: {
@@ -73,17 +73,17 @@ SKIP: {
     my $s = 1.5e9;
     my $t = Time::HiRes::clock_nanosleep(&CLOCK_REALTIME, $s);
     my $r = abs(1 - $t / $s);
-    ok $r < 2 * $limit or note "t = $t, r = $r";
+    ok $r < 2 * $limit or print("# t = $t, r = $r\n");
 }
 
 SKIP: {
     skip "no clock", 1 unless &Time::HiRes::d_clock;
     my @clock = Time::HiRes::clock();
-    note "clock = @clock";
+    print("# clock = @clock\n");
     for my $i (1..3) {
        for (my $j = 0; $j < 1e6; $j++) { }
        push @clock, Time::HiRes::clock();
-       note "clock = @clock";
+       print("# clock = @clock\n");
     }
     ok $clock[0] >= 0 &&
        $clock[1] > $clock[0] &&
diff --git a/dist/Time-HiRes/t/gettimeofday.t b/dist/Time-HiRes/t/gettimeofday.t
index 8f7c5f3039..69defe8672 100644
--- a/dist/Time-HiRes/t/gettimeofday.t
+++ b/dist/Time-HiRes/t/gettimeofday.t
@@ -8,26 +8,26 @@ BEGIN {
     }
 }
 
-use Test::More 0.82 tests => 6;
+use Test::More tests => 6;
 use t::Watchdog;
 
 my @one = Time::HiRes::gettimeofday();
-note 'gettimeofday returned ', 0+@one, ' args';
+printf("# gettimeofday returned %d args\n", 0+@one);
 ok @one == 2;
-ok $one[0] > 850_000_000 or note "@one too small";
+ok $one[0] > 850_000_000 or print("# @one too small\n");
 
 sleep 1;
 
 my @two = Time::HiRes::gettimeofday();
 ok $two[0] > $one[0] || ($two[0] == $one[0] && $two[1] > $one[1])
-       or note "@two is not greater than @one";
+       or print("# @two is not greater than @one\n");
 
 my $f = Time::HiRes::time();
-ok $f > 850_000_000 or note "$f too small";
-ok $f - $two[0] < 2 or note "$f - $two[0] >= 2";
+ok $f > 850_000_000 or print("# $f too small\n");
+ok $f - $two[0] < 2 or print("# $f - $two[0] >= 2\n");
 
 my $r = [Time::HiRes::gettimeofday()];
 my $g = Time::HiRes::tv_interval $r;
-ok $g < 2 or note $g;
+ok $g < 2 or print("# $g\n");
 
 1;
diff --git a/dist/Time-HiRes/t/itimer.t b/dist/Time-HiRes/t/itimer.t
index 9eb2b93f6f..31cdd674ae 100644
--- a/dist/Time-HiRes/t/itimer.t
+++ b/dist/Time-HiRes/t/itimer.t
@@ -25,7 +25,7 @@ BEGIN {
     }
 }
 
-use Test::More 0.82 tests => 2;
+use Test::More tests => 2;
 use t::Watchdog;
 
 my $limit = 0.25; # 25% is acceptable slosh for testing timers
@@ -35,11 +35,11 @@ my $r = [Time::HiRes::gettimeofday()];
 
 $SIG{VTALRM} = sub {
     $i ? $i-- : Time::HiRes::setitimer(&Time::HiRes::ITIMER_VIRTUAL, 0);
-    note "Tick! $i ", Time::HiRes::tv_interval($r);
+    printf("# Tick! $i %s\n", Time::HiRes::tv_interval($r));
 };     
 
-note "setitimer: ", join(" ",
-    Time::HiRes::setitimer(&Time::HiRes::ITIMER_VIRTUAL, 0.5, 0.4));
+printf("# setitimer: %s\n", join(" ",
+       Time::HiRes::setitimer(&Time::HiRes::ITIMER_VIRTUAL, 0.5, 0.4)));
 
 # Assume interval timer granularity of $limit * 0.5 seconds.  Too bold?
 my $virt = Time::HiRes::getitimer(&Time::HiRes::ITIMER_VIRTUAL);
@@ -47,19 +47,19 @@ ok(defined $virt && abs($virt / 0.5) - 1 < $limit,
    "ITIMER_VIRTUAL defined with sufficient granularity")
    or diag "virt=" . (defined $virt ? $virt : 'undef');
 
-note "getitimer: ", join(" ",
-    Time::HiRes::getitimer(&Time::HiRes::ITIMER_VIRTUAL));
+printf("# getitimer: %s\n", join(" ",
+       Time::HiRes::getitimer(&Time::HiRes::ITIMER_VIRTUAL)));
 
 while (Time::HiRes::getitimer(&Time::HiRes::ITIMER_VIRTUAL)) {
     my $j;
     for (1..1000) { $j++ } # Can't be unbreakable, must test getitimer().
 }
 
-note "getitimer: ", join(" ",
-    Time::HiRes::getitimer(&Time::HiRes::ITIMER_VIRTUAL));
+printf("# getitimer: %s\n", join(" ",
+       Time::HiRes::getitimer(&Time::HiRes::ITIMER_VIRTUAL)));
 
 $virt = Time::HiRes::getitimer(&Time::HiRes::ITIMER_VIRTUAL);
-note "at end, i=$i";
+print("# at end, i=$i\n");
 is($virt, 0, "time left should be zero");
 
 $SIG{VTALRM} = 'DEFAULT';
diff --git a/dist/Time-HiRes/t/nanosleep.t b/dist/Time-HiRes/t/nanosleep.t
index aef9db6163..c17a7e4790 100644
--- a/dist/Time-HiRes/t/nanosleep.t
+++ b/dist/Time-HiRes/t/nanosleep.t
@@ -8,7 +8,7 @@ BEGIN {
     }
 }
 
-use Test::More 0.82 tests => 3;
+use Test::More tests => 3;
 use t::Watchdog;
 
 eval { Time::HiRes::nanosleep(-5) };
@@ -21,7 +21,7 @@ my $two = CORE::time;
 Time::HiRes::nanosleep(10_000_000);
 my $three = CORE::time;
 ok $one == $two || $two == $three
-    or note "slept too long, $one $two $three";
+    or print("# slept too long, $one $two $three\n");
 
 SKIP: {
     skip "no gettimeofday", 1 unless &Time::HiRes::d_gettimeofday;
@@ -29,7 +29,7 @@ SKIP: {
     Time::HiRes::nanosleep(500_000_000);
     my $f2 = Time::HiRes::time();
     my $d = $f2 - $f;
-    ok $d > 0.4 && $d < 0.9 or note "slept $d secs $f to $f2";
+    ok $d > 0.4 && $d < 0.9 or print("# slept $d secs $f to $f2\n");
 }
 
 1;
diff --git a/dist/Time-HiRes/t/sleep.t b/dist/Time-HiRes/t/sleep.t
index e7cc6271a8..c4d802be40 100644
--- a/dist/Time-HiRes/t/sleep.t
+++ b/dist/Time-HiRes/t/sleep.t
@@ -1,6 +1,6 @@
 use strict;
 
-use Test::More 0.82 tests => 4;
+use Test::More tests => 4;
 use t::Watchdog;
 
 BEGIN { require_ok "Time::HiRes"; }
@@ -26,12 +26,12 @@ like $@, qr/::sleep\(-1\): negative time not invented yet/,
 SKIP: {
     skip "no subsecond alarm", 2 unless $can_subsecond_alarm;
     my $f = Time::HiRes::time; 
-    note "time...$f";
+    print("# time...$f\n");
     ok 1;
 
     my $r = [Time::HiRes::gettimeofday()];
     Time::HiRes::sleep (0.5);
-    note "sleep...", Time::HiRes::tv_interval($r);
+    printf("# sleep...%s\n", Time::HiRes::tv_interval($r));
     ok 1;
 }
 
diff --git a/dist/Time-HiRes/t/stat.t b/dist/Time-HiRes/t/stat.t
index 68a6fb6bbd..e7552b5e25 100644
--- a/dist/Time-HiRes/t/stat.t
+++ b/dist/Time-HiRes/t/stat.t
@@ -13,7 +13,7 @@ BEGIN {
     }
 }
 
-use Test::More 0.82 tests => 43;
+use Test::More tests => 43;
 use t::Watchdog;
 
 my @atime;
@@ -42,8 +42,8 @@ for (1..5) {
     is_deeply $lstat, $stat;
 }
 1 while unlink $$;
-note "mtime = @mtime";
-note "atime = @atime";
+print("# mtime = @mtime\n");
+print("# atime = @atime\n");
 my $ai = 0;
 my $mi = 0;
 my $ss = 0;
@@ -63,7 +63,7 @@ for (my $i = 1; $i < @mtime; $i++) {
        $ss++;
     }
 }
-note "ai = $ai, mi = $mi, ss = $ss";
+print("# ai = $ai, mi = $mi, ss = $ss\n");
 # Need at least 75% of monotonical increase and
 # 20% of subsecond results. Yes, this is guessing.
 SKIP: {
diff --git a/dist/Time-HiRes/t/time.t b/dist/Time-HiRes/t/time.t
index feec4799d9..6f219f9e0c 100644
--- a/dist/Time-HiRes/t/time.t
+++ b/dist/Time-HiRes/t/time.t
@@ -1,6 +1,6 @@
 use strict;
 
-use Test::More 0.82 tests => 2;
+use Test::More tests => 2;
 use t::Watchdog;
 
 BEGIN { require_ok "Time::HiRes"; }
@@ -16,8 +16,8 @@ SKIP: {
     # (CORE::time() may be rounding down, up, or closest),
     # but allow 10% of slop.
     ok abs($s) / $n <= 1.10
-       or note "Time::HiRes::time() not close to CORE::time()";
-    note "s = $s, n = $n, s/n = ", abs($s)/$n;
+       or print("# Time::HiRes::time() not close to CORE::time()\n");
+    printf("# s = $s, n = $n, s/n = %s\n", abs($s)/$n);
 }
 
 1;
diff --git a/dist/Time-HiRes/t/tv_interval.t b/dist/Time-HiRes/t/tv_interval.t
index bffcf39ec1..8ac876daf3 100644
--- a/dist/Time-HiRes/t/tv_interval.t
+++ b/dist/Time-HiRes/t/tv_interval.t
@@ -1,10 +1,10 @@
 use strict;
 
-use Test::More 0.82 tests => 2;
+use Test::More tests => 2;
 
 BEGIN { require_ok "Time::HiRes"; }
 
 my $f = Time::HiRes::tv_interval [5, 100_000], [10, 500_000];
-ok abs($f - 5.4) < 0.001 or note $f;
+ok abs($f - 5.4) < 0.001 or print("# $f\n");
 
 1;
diff --git a/dist/Time-HiRes/t/ualarm.t b/dist/Time-HiRes/t/ualarm.t
index 12ef4b52cc..b50a175f44 100644
--- a/dist/Time-HiRes/t/ualarm.t
+++ b/dist/Time-HiRes/t/ualarm.t
@@ -8,7 +8,7 @@ BEGIN {
     }
 }
 
-use Test::More 0.82 tests => 12;
+use Test::More tests => 12;
 use t::Watchdog;
 
 use Config;
@@ -24,13 +24,13 @@ SKIP: {
     $tick = 0; Time::HiRes::ualarm(10_000); while ($tick == 0) { }
     my $three = CORE::time;
     ok $one == $two || $two == $three
-       or note "slept too long, $one $two $three";
-    note "tick = $tick, one = $one, two = $two, three = $three";
+       or print("# slept too long, $one $two $three\n");
+    print("# tick = $tick, one = $one, two = $two, three = $three\n");
 
     $tick = 0; Time::HiRes::ualarm(10_000, 10_000); while ($tick < 3) { }
     ok 1;
     Time::HiRes::ualarm(0);
-    note "tick = $tick, one = $one, two = $two, three = $three";
+    print("# tick = $tick, one = $one, two = $two, three = $three\n");
 }
 
 eval { Time::HiRes::ualarm(-4) };
@@ -59,24 +59,24 @@ for my $n (100_000, 1_100_000, 2_200_000, 4_300_000) {
        my $alarmed = 0;
        local $SIG{ ALRM } = sub { $alarmed++ };
        my $t0 = Time::HiRes::time();
-       note "t0 = $t0";
-       note "ualarm($n)";
+       print("# t0 = $t0\n");
+       print("# ualarm($n)\n");
        Time::HiRes::ualarm($n); 1 while $alarmed == 0;
        my $t1 = Time::HiRes::time();
-       note "t1 = $t1";
+       print("# t1 = $t1\n");
        my $dt = $t1 - $t0;
-       note "dt = $dt";
+       print("# dt = $dt\n");
        my $r = $dt / ($n/1e6);
-       note "r = $r";
+       print("# r = $r\n");
        $ok =
            ($n < 1_000_000 || # Too much noise.
             ($r >= 0.8 && $r <= 1.6));
        last if $ok;
        my $nap = bellish(3, 15);
-       note sprintf "Retrying in %.1f seconds...\n", $nap;
+       printf("# Retrying in %.1f seconds...\n", $nap);
        Time::HiRes::sleep($nap);
     }
-    ok $ok or note "ualarm($n) close enough";
+    ok $ok or print("# ualarm($n) close enough\n");
 }
 
 {
@@ -93,12 +93,12 @@ for my $n (100_000, 1_100_000, 2_200_000, 4_300_000) {
     } while $t1 - $t0 <= 0.3;
     my $got1 = Time::HiRes::ualarm(0);
 
-    note "t0 = $t0";
-    note "got0 = $got0";
-    note "t1 = $t1";
-    note "t1 - t0 = ", ($t1 - $t0);
-    note "got1 = $got1";
-    ok $got0 == 0 or note $got0;
+    print("# t0 = $t0\n");
+    print("# got0 = $got0\n");
+    print("# t1 = $t1\n");
+    printf("# t1 - t0 = %s\n", ($t1 - $t0));
+    print("# got1 = $got1\n");
+    ok $got0 == 0 or print("# $got0\n");
     SKIP: {
        skip "alarm interval exceeded", 2 if $t1 - $t0 >= 0.5;
        ok $got1 > 0;
@@ -106,7 +106,7 @@ for my $n (100_000, 1_100_000, 2_200_000, 4_300_000) {
     }
     ok $got1 < 300_000;
     my $got2 = Time::HiRes::ualarm(0);
-    ok $got2 == 0 or note $got2;
+    ok $got2 == 0 or print("# $got2\n");
 }
 
 1;
diff --git a/dist/Time-HiRes/t/usleep.t b/dist/Time-HiRes/t/usleep.t
index 0d6bacfac3..bdf372bd16 100644
--- a/dist/Time-HiRes/t/usleep.t
+++ b/dist/Time-HiRes/t/usleep.t
@@ -8,7 +8,7 @@ BEGIN {
     }
 }
 
-use Test::More 0.82 tests => 6;
+use Test::More tests => 6;
 use t::Watchdog;
 
 eval { Time::HiRes::usleep(-2) };
@@ -23,7 +23,7 @@ my $two = CORE::time;
 Time::HiRes::usleep(10_000);
 my $three = CORE::time;
 ok $one == $two || $two == $three
-or note "slept too long, $one $two $three";
+or print("# slept too long, $one $two $three\n");
 
 SKIP: {
     skip "no gettimeofday", 1 unless &Time::HiRes::d_gettimeofday;
@@ -31,7 +31,7 @@ SKIP: {
     Time::HiRes::usleep(500_000);
     my $f2 = Time::HiRes::time();
     my $d = $f2 - $f;
-    ok $d > 0.4 && $d < 0.9 or note "slept $d secs $f to $f2";
+    ok $d > 0.4 && $d < 0.9 or print("# slept $d secs $f to $f2\n");
 }
 
 SKIP: {
@@ -39,7 +39,7 @@ SKIP: {
     my $r = [ Time::HiRes::gettimeofday() ];
     Time::HiRes::sleep( 0.5 );
     my $f = Time::HiRes::tv_interval $r;
-    ok $f > 0.4 && $f < 0.9 or note "slept $f instead of 0.5 secs.";
+    ok $f > 0.4 && $f < 0.9 or print("# slept $f instead of 0.5 secs.\n");
 }
 
 SKIP: {
@@ -59,7 +59,7 @@ SKIP: {
 
     SKIP: {
        skip $msg, 1 unless $td < $sleep * (1 + $limit);
-       ok $a < $limit or note $msg;
+       ok $a < $limit or print("# $msg\n");
     }
 
     $t0 = Time::HiRes::gettimeofday();
@@ -71,7 +71,7 @@ SKIP: {
 
     SKIP: {
        skip $msg, 1 unless $td < $sleep * (1 + $limit);
-       ok $a < $limit or note $msg;
+       ok $a < $limit or print("# $msg\n");
     }
 }
 
diff --git a/dist/Time-HiRes/t/utime.t b/dist/Time-HiRes/t/utime.t
new file mode 100644
index 0000000000..e64f99bfbe
--- /dev/null
+++ b/dist/Time-HiRes/t/utime.t
@@ -0,0 +1,138 @@
+use strict;
+
+BEGIN {
+    require Time::HiRes;
+    require Test::More;
+    require File::Temp;
+    unless(&Time::HiRes::d_hires_utime) {
+       Test::More::plan(skip_all => "no hires_utime");
+    }
+    unless (&Time::HiRes::d_futimens) {
+       Test::More::plan(skip_all => "no futimens()");
+    }
+    unless (&Time::HiRes::d_utimensat) {
+       Test::More::plan(skip_all => "no utimensat()");
+    }
+    if ($^O eq 'gnukfreebsd') {
+       Test::More::plan(skip_all => "futimens() and utimensat() not working in 
$^O");
+    }
+    if ($^O eq 'linux' && -e '/proc/mounts') {
+        # The linux might be wrong when ext3
+        # is available in other operating systems,
+        # but then we need other methods for detecting
+        # the filesystem type of the tempfiles.
+        my ($fh, $fn) = File::Temp::tempfile( "Time-HiRes-utime-XXXXXXXXX", 
UNLINK => 1);
+        sub getfstype {
+            my ($fn) = @_;
+            my $cmd = "df $fn";
+            open(my $df, "$cmd |") or die "$cmd: $!";
+             my @df = <$df>;  # Assume $df[0] is header line.
+             my $dev = +(split(" ", $df[1]))[0];
+             open(my $mounts, "/proc/mounts") or die "/proc/mounts: $!";
+             while (<$mounts>) {
+                 my @m = split(" ");
+                 if ($m[0] eq $dev) { return $m[2] }
+             }
+             return;
+          }
+          my $fstype = getfstype($fn);
+          unless (defined $fstype) {
+              warn "Unknown fstype for $fn\n";
+          } else {
+              print "# fstype = $fstype\n";
+              if ($fstype eq 'ext3' || $fstype eq 'ext2') {
+                  Test::More::plan(skip_all => "fstype $fstype has no 
subsecond timestamps in $^O");
+            }
+        }
+    }
+}
+
+use Test::More tests => 18;
+use t::Watchdog;
+use File::Temp qw( tempfile );
+
+use Config;
+
+# Hope initially for nanosecond accuracy.
+my $atime = 1.111111111;
+my $mtime = 2.222222222;
+
+if ($^O eq 'cygwin') {
+   # Cygwin timestamps have less precision.
+   $atime = 1.1111111;
+   $mtime = 2.2222222;
+}
+print "# \$^O = $^O, atime = $atime, mtime = $mtime\n";
+
+print "# utime \$fh\n";
+{
+       my ($fh, $filename) = tempfile( "Time-HiRes-utime-XXXXXXXXX", UNLINK => 
1 );
+       is Time::HiRes::utime($atime, $mtime, $fh), 1, "One file changed";
+       my ($got_atime, $got_mtime) = ( Time::HiRes::stat($filename) )[8, 9];
+       is $got_atime, $atime, "atime set correctly";
+       is $got_mtime, $mtime, "mtime set correctly";
+};
+
+print "#utime \$filename\n";
+{
+       my ($fh, $filename) = tempfile( "Time-HiRes-utime-XXXXXXXXX", UNLINK => 
1 );
+       is Time::HiRes::utime($atime, $mtime, $filename), 1, "One file changed";
+       my ($got_atime, $got_mtime) = ( Time::HiRes::stat($fh) )[8, 9];
+       is $got_atime, $atime, "atime set correctly";
+       is $got_mtime, $mtime, "mtime set correctly";
+};
+
+print "utime \$filename and \$fh\n";
+{
+       my ($fh1, $filename1) = tempfile( "Time-HiRes-utime-XXXXXXXXX", UNLINK 
=> 1 );
+       my ($fh2, $filename2) = tempfile( "Time-HiRes-utime-XXXXXXXXX", UNLINK 
=> 1 );
+       is Time::HiRes::utime($atime, $mtime, $filename1, $fh2), 2, "Two files 
changed";
+       {
+               my ($got_atime, $got_mtime) = ( Time::HiRes::stat($fh1) )[8, 9];
+               is $got_atime, $atime, "File 1 atime set correctly";
+               is $got_mtime, $mtime, "File 1 mtime set correctly";
+       }
+       {
+               my ($got_atime, $got_mtime) = ( Time::HiRes::stat($filename2) 
)[8, 9];
+               is $got_atime, $atime, "File 2 atime set correctly";
+               is $got_mtime, $mtime, "File 2 mtime set correctly";
+       }
+};
+
+print "# utime undef sets time to now\n";
+{
+       my ($fh1, $filename1) = tempfile( "Time-HiRes-utime-XXXXXXXXX", UNLINK 
=> 1 );
+       my ($fh2, $filename2) = tempfile( "Time-HiRes-utime-XXXXXXXXX", UNLINK 
=> 1 );
+
+       my $now = Time::HiRes::time;
+       is Time::HiRes::utime(undef, undef, $filename1, $fh2), 2, "Two files 
changed";
+
+       {
+               my ($got_atime, $got_mtime) = ( Time::HiRes::stat($fh1) )[8, 9];
+               cmp_ok abs( $got_atime - $now), '<', 0.1, "File 1 atime set 
correctly";
+               cmp_ok abs( $got_mtime - $now), '<', 0.1, "File 1 mtime set 
correctly";
+       }
+       {
+               my ($got_atime, $got_mtime) = ( Time::HiRes::stat($filename2) 
)[8, 9];
+               cmp_ok abs( $got_atime - $now), '<', 0.1, "File 2 atime set 
correctly";
+               cmp_ok abs( $got_mtime - $now), '<', 0.1, "File 2 mtime set 
correctly";
+       }
+};
+
+print "# negative atime dies\n";
+{
+       eval { Time::HiRes::utime(-4, $mtime) };
+       like $@, qr/::utime\(-4, 2\.22222\): negative time not invented yet/,
+               "negative time error";
+};
+
+print "# negative mtime dies;\n";
+{
+       eval { Time::HiRes::utime($atime, -4) };
+       like $@, qr/::utime\(1.11111, -4\): negative time not invented yet/,
+               "negative time error";
+};
+
+done_testing;
+
+1;
diff --git a/dist/Time-HiRes/typemap b/dist/Time-HiRes/typemap
index 1124eb6483..3fa91f3a0b 100644
--- a/dist/Time-HiRes/typemap
+++ b/dist/Time-HiRes/typemap
@@ -28,6 +28,8 @@ AV *                  T_AVREF
 HV *                   T_HVREF
 CV *                   T_CVREF
 
+clockid_t               T_IV
+
 IV                     T_IV
 UV                     T_UV
 NV                      T_NV
diff --git a/pod/perldelta.pod b/pod/perldelta.pod
index c73fa43b1d..926f51c5ad 100644
--- a/pod/perldelta.pod
+++ b/pod/perldelta.pod
@@ -119,7 +119,7 @@ XXX
 
 =item *
 
-L<XXX> has been upgraded from version A.xx to B.yy.
+L<Time::HiRes> has been upgraded from version 1.9733 to 1.9741.
 
 =back
 

--
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