document mingw linker fix and close associated bug

[debian/gzip] / zdiff.1

diff --git a/zdiff.1 b/zdiff.1
index 588974c1150e316aa391ea76108d899d0a10b0eb..0c826c3ffeaee9fb6dc42c3072c02a62119c6465 100644 (file)
--- a/zdiff.1
+++ b/zdiff.1
@@ -23,14 +23,15 @@ All options specified are passed directly to
 .I cmp
 or
 .IR diff "."
-If only 1 file is specified, then the files compared are
+If only
 .I file1
-and an uncompressed
+is specified, it is compared to the uncompressed contents of
 .IR file1 ".gz."
-If two files are specified, then they are uncompressed if necessary and fed to
+If two files are specified, their contents (uncompressed if necessary) are fed to
 .I cmp
 or
 .IR diff "."
+The input files are not modified.
 The exit status from
 .I cmp
 or
@@ -43,4 +44,5 @@ Messages from the
 .I cmp
 or
 .I diff
-programs refer to temporary filenames instead of those specified.
+programs may refer to file names such as "\-" instead of to the file
+names specified.