Asterisk/apps/.makeopts

<category name="MENUSELECT_OPTS_app_voicemail" displayname="Voicemail Build Options" positive_output="yes" touch_on_change="apps/app_voicemail.c apps/app_directory.c">
	<member name="FILE_STORAGE" displayname="Storage of Voicemail using filesystem">
		<conflict>ODBC_STORAGE</conflict>
		<conflict>IMAP_STORAGE</conflict>
		<defaultenabled>yes</defaultenabled>
		<support_level>core</support_level>
	</member>
	<member name="ODBC_STORAGE" displayname="Storage of Voicemail using ODBC">
		<depend>generic_odbc</depend>
		<conflict>IMAP_STORAGE</conflict>
		<conflict>FILE_STORAGE</conflict>
		<defaultenabled>no</defaultenabled>
		<support_level>core</support_level>
	</member>
	<member name="IMAP_STORAGE" displayname="Storage of Voicemail using IMAP4">
		<depend>imap_tk</depend>
		<conflict>ODBC_STORAGE</conflict>
		<conflict>FILE_STORAGE</conflict>
		<use type="external">openssl</use>
		<defaultenabled>no</defaultenabled>
		<support_level>core</support_level>
	</member>
</category>