Add 1998/dlowe/try.alt.sh, add missing subsections

thanks-for-help.md

@@ -2033,7 +2033,7 @@ be done in modern systems) to be `_int`.
 to be `int` (in both versions).
 
 Cody added the scripts [try.sh](/1998/dlowe/try.sh),
-[pootify.sh](/1998/dlowe/pootify.sh) and
+[try.alt.sh](/1998/dlowe/try.alt.sh), [pootify.sh](/1998/dlowe/pootify.sh) and
 [pootify.cgi.sh](/1998/dlowe/pootify.cgi.sh) for a fun example use of the
 program, a local pootifier of web pages and a CGI pootifier. It should be noted
 that the CGI version might have an issue with modern systems; see [historical