# Suppose that your CBDL directory is E:/CBDL  (CBDL.exe is at E:/CBDL/CBDL.exe)
# Add the following line after ScriptAlias /cgi-bin/ ....
ScriptAlias /cbdl/  "E:/CBDL/"

# Add the following line after the line concerning "/cgi-bin" directory
<Directory "E:/CBDL">
AllowOverride None
Options None
Order allow,deny
Allow from all
</Directory> 

# Ensure that you added the option +ExecCGI to your Document root directory
# <Directory ...>
#  Options +ExecCGI
# </Directory>
 
# Finally, add these lines inside the <IfModule mime_module> directive
    AddType application/x-httpd-cbdl .cbd
    Action application/x-httpd-cbdl "/cbdl/CBDL.exe" 

# See httpd.conf.sample for an example