Code blocks need four spaces indentation - smu - smu - simple markup (Markdown) processor (fork, fixes + features)
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       ---
 (DIR) commit 3e00caedeb16cdc3bb0740e2592064bf1823f7ad
 (DIR) parent beca8029f4b0bb433a4be950fc3c158b6903765e
 (HTM) Author: Karl Bartel <karl42@gmail.com>
       Date:   Sun, 29 Sep 2019 17:27:26 +0200
       
       Code blocks need four spaces indentation
       
       Diffstat:
         M smu.c                               |       2 +-
       
       1 file changed, 1 insertion(+), 1 deletion(-)
       ---
 (DIR) diff --git a/smu.c b/smu.c
       @@ -42,7 +42,7 @@ static Parser parsers[] = { dounderline, docomment, dolineprefix,
        static int nohtml = 0;
        
        static Tag lineprefix[] = {
       -        { "   ",        0,        "<pre><code>", "\n</code></pre>" },
       +        { "    ",        0,        "<pre><code>", "\n</code></pre>" },
                { "\t",                0,        "<pre><code>", "\n</code></pre>" },
                { "> ",                2,        "<blockquote>",        "</blockquote>" },
                { "###### ",        1,        "<h6>",                "</h6>" },