const char * const *
po_format_list (void)
¶Returns a NULL
terminated array of the supported format types.
const char *
po_format_pretty_name (const char *format_type)
¶Returns the pretty name associated with format_type. For example,
it returns “C#” when format_type is “csharp_format”.
Return NULL
if format_type is not a supported format type.