pub const SystemLib = struct {
    name: []const u8,
    needed: bool,
    weak: bool,
    use_pkg_config: UsePkgConfig,
    preferred_link_mode: std.builtin.LinkMode,
    search_strategy: SystemLib.SearchStrategy,

    pub const UsePkgConfig = enum {
        /// Don't use pkg-config, just pass -lfoo where foo is name.
        no,
        /// Try to get information on how to link the library from pkg-config.
        /// If that fails, fall back to passing -lfoo where foo is name.
        yes,
        /// Try to get information on how to link the library from pkg-config.
        /// If that fails, error out.
        force,
    };

    pub const SearchStrategy = enum { paths_first, mode_first, no_fallback };
}