fix yet more broken markdown links

Fixed a link problem in `thanks-for-help.md`.

Exclude tmp from the tmp/md-*.sh tools.

thanks-for-help.html

@@ -1985,7 +1985,7 @@ characters or it might print (up to) the next 231 characters and so on.</p>
 <h3 id="source-code-schnitzi.c-1">Source code: <a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/1994/schnitzi/schnitzi.c">schnitzi.c</a></h3>
 </div>
 <p><a href="#cody">Cody</a> added two alt versions, <a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/1994/schnitzi/schnitzi.alt.c">one which uses
-<code>fgets()</code></a> but when fed its own source code cannot
+fgets_()</a> but when fed its own source code cannot
 generate code that compile and another <a href="https://github.com/ioccc-src/temp-test-ioccc/blob/master/1994/schnitzi/schnitzi.alt2.c">one with a bigger buffer
 size</a> which, when fed its own source code, will
 generate compilable code but not with the same buffer size but rather the

thanks-for-help.md

@@ -2286,7 +2286,7 @@ Cody also added the [try.sh](%%REPO_URL%%/1994/ldb/try.sh) script.
 </div>
 
 [Cody](#cody) added two alt versions, [one which uses
-`fgets()`](%%REPO_URL%%/1994/schnitzi/schnitzi.alt.c) but when fed its own source code cannot
+fgets_&#x28;&#x29;](%%REPO_URL%%/1994/schnitzi/schnitzi.alt.c) but when fed its own source code cannot
 generate code that compile and another [one with a bigger buffer
 size](%%REPO_URL%%/1994/schnitzi/schnitzi.alt2.c) which, when fed its own source code, will
 generate compilable code but not with the same buffer size but rather the

tmp/md-link-paths.sh

@@ -326,7 +326,7 @@ fi
 # We do not process markdown.md because it contains examples
 # of poor markdown use.
 #
-find . -name '*.md' ! -name markdown.md -print |
+find . -name '*.md' ! -name markdown.md ! -path './tmp/*' -print |
     LANG=C sort -d |
     xargs grep '\]([^)][^)]*)' /dev/null |
     sed -E \

tmp/md-links.sh

@@ -298,7 +298,7 @@ fi
 # We do not process markdown.md because it contains examples
 # of poor markdown use.
 #
-find . -name '*.md' ! -name markdown.md -print |
+find . -name '*.md' ! -name markdown.md ! -path './tmp/*' -print |
     LANG=C sort -d |
     xargs grep '\]([^)][^)]*)' /dev/null |
     sed -E \

tmp/md-local-links.sh

@@ -309,7 +309,7 @@ fi
 # We do not process markdown.md because it contains examples
 # of poor markdown use.
 #
-find . -name '*.md' ! -name markdown.md -print |
+find . -name '*.md' ! -name markdown.md ! -path './tmp/*' -print |
     LANG=C sort -d |
     xargs grep '\]([^)][^)]*)' /dev/null |
     sed -E \

tmp/md-token-links.sh

@@ -298,7 +298,7 @@ fi
 # We do not process markdown.md because it contains examples
 # of poor markdown use.
 #
-find . -name '*.md' ! -name markdown.md -print |
+find . -name '*.md' ! -name markdown.md ! -path './tmp/*' -print |
     LANG=C sort -d |
     xargs grep '\](%%[A-Za-z][0-9A-Za-z_]*%%[^)]*)' /dev/null |
     sed -E \