FS: Replace http link to nfs sourceforge page by https.

checklink complains as follows:

	Code: 301 -> 200 OK
	To do: This is a permanent redirect. The link should be updated.

diff --git a/Filesystems.m4 b/Filesystems.m4
index e04f799cc5a4e810a2133fba9f8804517511730e..24bff397fe5106b667bc89307236405c01387562 100644 (file)
--- a/Filesystems.m4
+++ b/Filesystems.m4
@@ -1432,7 +1432,7 @@ EXERCISES()
        <li> In an nfs-mounted directory (nfs version 4.0 or earlier), run
        <code>cat > foo &</code>. Note that the cat process automatically
        receives the STOP signal. Run <code>rm foo; ls -ltra</code>. Read
-       section D2 of the <a href="http://nfs.sourceforge.net/">nfs HOWTO</a>
+       section D2 of the <a href="https://nfs.sourceforge.net/">nfs HOWTO</a>
        for the explanation. </li>
 
        <li> In an nfs-mounted directory, run <code>{ while :; do echo; sleep
@@ -1441,7 +1441,7 @@ EXERCISES()
 
        <li> Discuss the pros and cons of hard vs. soft mounts. </li>
 
-       <li> Read section A10 of the <a href="http://nfs.sourceforge.net/">nfs
+       <li> Read section A10 of the <a href="https://nfs.sourceforge.net/">nfs
        HOWTO</a> to learn about common reasons for stale nfs handles. </li>
 
        <li> Can every local filesystem be exported via nfs? </li>