build_nmh: Use `gzip -d' rather than assume tar has -z.

[nmh] / docs / contrib / build_nmh

diff --git a/docs/contrib/build_nmh b/docs/contrib/build_nmh
index 693c45788a34ad5d81c1344c6fd87339bfc1bc4f..358531dce9c6d228ffc78e96870731dbd79c6cff 100755 (executable)
--- a/docs/contrib/build_nmh
+++ b/docs/contrib/build_nmh
@@ -146,10 +146,10 @@ else
     snapshot="$repo/$tarball"
     if [ "`finddir wget`" ]; then
       [ "$verbose" -eq 0 ] && wget_opts='--quiet'
-      wget --output-document - $wget_opts "$snapshot" | tar xzf -
+      wget --output-document - $wget_opts "$snapshot" | gzip -d | tar xf -
     elif [ "`finddir curl`" ]; then
       [ "$verbose" -eq 0 ] && curl_opts='--silent --show-error'
-      curl --location $curl_opts "$snapshot" | tar xzf -
+      curl --location $curl_opts "$snapshot" | gzip -d | tar xf -
     else
       die 'unable to find program to download nmh sources'
     fi