3 calls to system_get_date_format()

system_configure_date_formats_form in modules/system/system.admin.inc: Allow users to add additional date formats.
system_date_delete_format_form in modules/system/system.admin.inc: Menu callback; present a form for deleting a date format.
system_date_delete_format_form_submit in modules/system/system.admin.inc: Delete a configured date format.

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