httpd (or apache) takes the following flags:
Defines a name for <IfDefine> directives.
Specifies an alternate initial ServerRoot directory.
Specifies an alternate ServerConfig file.
-C " directive "
Processes the given directive before reading Config file(s).
-c " directive "
Processes the given directive after reading Config file(s).
Shows version number.
Shows compile settings.
Lists available Config directives.
Lists compiled modules.
Shows parsed settings (currently only vhost).
Runs syntax test for configuration file(s).
Runs a single copy. This is intended for debugging only, and should not be used otherwise. Can cause a substantial delay in servicing requests.
Installs Apache as an NT service.
Uninstalls Apache as an NT service.
Under NT, prevents Apache registering itself as an NT service. If you are running under Win95 this flag does not seem essential, but it would be advisable to include it anyway. ...