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-rw-r--r--src/lib/util.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/lib/util.h b/src/lib/util.h
index 377b3b785..b8ea6ebec 100644
--- a/src/lib/util.h
+++ b/src/lib/util.h
@@ -75,7 +75,8 @@ extern bool valid_image_file (boost::filesystem::path);
extern boost::filesystem::path mo_path ();
#endif
extern std::string tidy_for_filename (std::string);
-boost::shared_ptr<const libdcp::Signer> make_signer ();
+extern boost::shared_ptr<const libdcp::Signer> make_signer ();
+extern libdcp::Size fit_ratio_within (float ratio, libdcp::Size);
struct FrameRateConversion
{