diff -prud automake-1.10.1/tests/defs.in automake-1.10.1.mod/tests/defs.in
--- automake-1.10.1/tests/defs.in	Mon Jan 21 23:11:41 2008
+++ automake-1.10.1.mod/tests/defs.in	Thu Apr  3 10:37:02 2008
@@ -328,11 +328,11 @@ sleep='sleep @MODIFICATION_DELAY@'
 testsrcdir=$srcdir
 unset srcdir
 
-# An old timestamp that can be given to a file, in "touch -t" format.
+# An old timestamp that can be given to a file, in "touch -d" format.
 # The time stamp should be portable to all file systems of interest.
 # Just for fun, choose the exact time of the announcement of the GNU project
 # in UTC; see <http://www.gnu.org/gnu/initial-announcement.html>.
-old_timestamp=198309271735.59
+old_timestamp="27 Sep 1983 17:35:59 UTC"
 
 # is_newest FILE FILES
 # --------------------
diff -prud automake-1.10.1/tests/instsh2.test automake-1.10.1.mod/tests/instsh2.test
--- automake-1.10.1/tests/instsh2.test	Mon Jan 21 23:11:41 2008
+++ automake-1.10.1.mod/tests/instsh2.test	Thu Apr  3 10:28:59 2008
@@ -84,7 +84,7 @@ test -f d3/y
 # Do not change the timestamps when using -C.
 echo foo >file
 ./install-sh -C file d1
-TZ=UTC0 touch -t $old_timestamp d1/file
+touch -d "$old_timestamp" d1/file
 ./install-sh -C file d1
 is_newest file d1/file
 echo foo1 >file