diff --git a/test/addmoddel.sh b/test/addmoddel.sh
index a4207317..ad4ccf5b 100755
--- a/test/addmoddel.sh
+++ b/test/addmoddel.sh
@@ -2,6 +2,13 @@
 # Test driver to run the addmoddel sample program
 results="./tmp/addmoddel.out"
 good="./data/addmoddel.out"
+diffargs="--strip-trailing-cr"
+tmpfile=tmp/ttt
+touch $tmpfile
+diff -q $diffargs $tmpfile $tmpfile 2>/dev/null
+if [ $? -ne 0 ] ; then
+    diffargs=""
+fi
 (
 LD_LIBRARY_PATH=../../src:$LD_LIBRARY_PATH
 exiv2="../../src/exiv2"
@@ -12,10 +19,10 @@ $binpath/addmoddel exiv2-empty.jpg
 $binpath/exiv2 -pv exiv2-empty.jpg
 ) > $results
 
-diff -q --strip-trailing-cr $results $good
+diff -q $diffargs $results $good
 rc=$?
 if [ $rc -eq 0 ] ; then
     echo "All testcases passed."
 else
-    diff --strip-trailing-cr $results $good
+    diff $diffargs $results $good
 fi
diff --git a/test/exiv2-test.sh b/test/exiv2-test.sh
index ec94d786..6925bb22 100755
--- a/test/exiv2-test.sh
+++ b/test/exiv2-test.sh
@@ -4,6 +4,13 @@ LD_LIBRARY_PATH=../../src:$LD_LIBRARY_PATH
 exiv2="../../src/exiv2"
 results="./tmp/exiv2-test.out"
 good="./data/exiv2-test.out"
+diffargs="--strip-trailing-cr"
+tmpfile=tmp/ttt
+touch $tmpfile
+diff -q $diffargs $tmpfile $tmpfile 2>/dev/null
+if [ $? -ne 0 ] ; then
+    diffargs=""
+fi
 (
 images="exiv2-empty.jpg \
         exiv2-canon-powershot-s40.jpg \
@@ -85,10 +92,10 @@ diff iii kkk
 
 ) > $results 2>&1
 
-diff -q --strip-trailing-cr $results $good
+diff -q -w $diffargs $results $good
 rc=$?
 if [ $rc -eq 0 ] ; then
     echo "All testcases passed."
 else
-    diff --strip-trailing-cr $results $good
+    diff -w $diffargs $results $good
 fi
diff --git a/test/imagetest.sh b/test/imagetest.sh
index eda1ce03..87eea658 100755
--- a/test/imagetest.sh
+++ b/test/imagetest.sh
@@ -1,4 +1,4 @@
-#! /bin/bash
+#! /bin/sh
 # Test driver for image file i/o
 
 eraseTest()
diff --git a/test/iptctest.sh b/test/iptctest.sh
index f34de93e..eb490dcf 100755
--- a/test/iptctest.sh
+++ b/test/iptctest.sh
@@ -1,4 +1,4 @@
-#! /bin/bash
+#! /bin/sh
 # Test driver for Iptc metadata
 
 printTest()
@@ -99,7 +99,7 @@ diffCheck()
     good=$2
     
     #run diff and check results
-    diff -q --strip-trailing-cr $test $good
+    diff -q $diffargs $test $good
     if [ $? -ne 0 ]; then
        let ++errors
     else
@@ -113,6 +113,13 @@ diffCheck()
 LD_LIBRARY_PATH=../../src:$LD_LIBRARY_PATH
 binpath="../../src"
 datapath="../data"
+diffargs="--strip-trailing-cr"
+tmpfile=tmp/ttt
+touch $tmpfile
+diff -q $diffargs $tmpfile $tmpfile 2>/dev/null
+if [ $? -ne 0 ] ; then
+    diffargs=""
+fi
 
 test_files="smiley1.jpg smiley2.jpg glider.exv table.jpg"
 
diff --git a/test/makernote-test.sh b/test/makernote-test.sh
index f64abec4..7172b835 100755
--- a/test/makernote-test.sh
+++ b/test/makernote-test.sh
@@ -2,6 +2,13 @@
 # Test driver for tests of MakerNoteFactory::match
 results="./tmp/makernote-test.out"
 good="./data/makernote-test.out"
+diffargs="--strip-trailing-cr"
+tmpfile=tmp/ttt
+touch $tmpfile
+diff -q $diffargs $tmpfile $tmpfile 2>/dev/null
+if [ $? -ne 0 ] ; then
+    diffargs=""
+fi
 (
 LD_LIBRARY_PATH=../../src:$LD_LIBRARY_PATH
 binpath="../../src"
@@ -9,10 +16,10 @@ cd ./tmp
 $binpath/makernote-test
 ) > $results
 
-diff -q $results $good
+diff -q $diffargs $results $good
 rc=$?
 if [ $rc -eq 0 ] ; then
     echo "All testcases passed."
 else
-    diff $results $good
+    diff $diffargs $results $good
 fi
diff --git a/test/write-test.sh b/test/write-test.sh
index 1fa9a7e6..c2d73062 100755
--- a/test/write-test.sh
+++ b/test/write-test.sh
@@ -34,6 +34,13 @@ runTestCase()
 LD_LIBRARY_PATH=../../src:$LD_LIBRARY_PATH
 binpath="../../src"
 datapath="."
+diffargs="--strip-trailing-cr"
+tmpfile=tmp/ttt
+touch $tmpfile
+diff -q $diffargs $tmpfile $tmpfile 2>/dev/null
+if [ $? -ne 0 ] ; then
+    diffargs=""
+fi
 
 images="exiv2-canon-powershot-s40.jpg \
         exiv2-kodak-dc210.jpg \
@@ -60,10 +67,10 @@ runTestCase 11 $datapath/exiv2-nikon-d70.jpg
 
 ) > tmp/write-test.out 2>&1
 
-diff -q --strip-trailing-cr tmp/write-test.out data/write-test.out
+diff -q -w $diffargs tmp/write-test.out data/write-test.out
 rc=$?
 if [ $rc -eq 0 ] ; then
     echo "All testcases passed."
 else
-    diff --strip-trailing-cr tmp/write-test.out data/write-test.out
+    diff -w $diffargs tmp/write-test.out data/write-test.out
 fi
diff --git a/test/write2-test.sh b/test/write2-test.sh
index fef8d6a3..bd19ff10 100755
--- a/test/write2-test.sh
+++ b/test/write2-test.sh
@@ -2,6 +2,13 @@
 # Test driver for write unit tests to build Exif metadata from scratch
 results="./tmp/write2-test.out"
 good="./data/write2-test.out"
+diffargs="--strip-trailing-cr"
+tmpfile=tmp/ttt
+touch $tmpfile
+diff -q $diffargs $tmpfile $tmpfile 2>/dev/null
+if [ $? -ne 0 ] ; then
+    diffargs=""
+fi
 (
 LD_LIBRARY_PATH=../../src:$LD_LIBRARY_PATH
 binpath="../../src"
@@ -10,10 +17,10 @@ cd ./tmp
 $binpath/write2-test exiv2-empty.jpg
 ) > $results
 
-diff -q $results $good
+diff -q $diffargs $results $good
 rc=$?
 if [ $rc -eq 0 ] ; then
     echo "All testcases passed."
 else
-    diff $results $good
+    diff $diffargs $results $good
 fi