diff -upk.orig gzip-1.3.5.orig/znew.1 gzip-1.3.5/znew.1

--- gzip-1.3.5.orig/znew.1	1993-07-07 11:03:19 +0000

+++ gzip-1.3.5/znew.1	2005-05-20 17:40:36 +0000

@@ -15,7 +15,7 @@ to force a .Z extension then apply znew.

 Force recompression from .Z to .gz format even if a .gz file already exists.

 .TP

 .B \-t

-Tests the new files before deleting originals.

+Tests the new files before deleting originals (default behaviour).

 .TP

 .B \-v

 Verbose. Display the name and percentage reduction for each file compressed.

diff -upk.orig gzip-1.3.5.orig/znew.in gzip-1.3.5/znew.in

--- gzip-1.3.5.orig/znew.in	2005-05-20 15:06:31 +0000

+++ gzip-1.3.5/znew.in	2005-05-20 17:39:33 +0000

@@ -2,7 +2,7 @@

 #!/bin/sh

 PATH="BINDIR:$PATH"; export PATH

-check=0

+check=1

 pipe=0

 opt=

 files=

@@ -53,7 +53,7 @@ done

 if test $# -eq 0; then

   echo "recompress .Z files into $ext (gzip) files" >&2

   echo "Usage: ${0##*/} [-tv9KP] file.Z..." >&2

-  echo "  -t tests the new files before deleting originals" >&2

+  echo "  -t tests the new files before deleting originals (default)" >&2

   echo "  -v be verbose" >&2

   echo "  -9 use the slowest compression method (optimal compression)" >&2

   echo "  -K keep a .Z file when it is smaller than the $ext file" >&2

@@ -91,31 +91,24 @@ for i do

       res=1; continue

     fi

   else

-    if test $check -eq 1; then

       if cp -p "$n.Z" "$n.$$" 2> /dev/null || cp "$n.Z" "$n.$$"; then

 	:

       else

 	echo cannot backup "$n.Z"

         res=1; continue

       fi

-    fi

     if gzip -d "$n.Z"; then

       :

     else

-      test $check -eq 1 && mv "$n.$$" "$n.Z"

+      mv "$n.$$" "$n.Z"

       echo error while uncompressing $n.Z

       res=1; continue

     fi

     if gzip $opt "$n"; then

       :

     else

-      if test $check -eq 1; then

 	mv "$n.$$" "$n.Z" && rm -f "$n"

         echo error while recompressing $n

-      else

-	# compress $n  (might be dangerous if disk full)

-        echo error while recompressing $n, left uncompressed

-      fi

       res=1; continue

     fi

   fi

@@ -124,14 +117,13 @@ for i do

 			      `expr \( $new + $block - 1 \) / $block`; then

     if test $pipe -eq 1; then

       rm -f "$n$ext"

-    elif test $check -eq 1; then

-      mv "$n.$$" "$n.Z" && rm -f "$n$ext"

     else

-      gzip -d "$n$ext" && compress "$n" && rm -f "$n$ext"

+      mv "$n.$$" "$n.Z" && rm -f "$n$ext"

     fi

     echo "$n.Z smaller than $n$ext -- unchanged"

-

-  elif test $check -eq 1; then

+  elif test $pipe -eq 1; then

+    rm -f "$n.Z"

+  else

     if gzip -t "$n$ext" ; then

       rm -f "$n.$$" "$n.Z"

     else

@@ -140,8 +132,6 @@ for i do

       echo error while testing $n$ext, $n.Z unchanged

       res=1; continue

     fi

-  elif test $pipe -eq 1; then

-    rm -f "$n.Z"

   fi

 done

 exit $res