1 files changed, 1 insertions, 0 deletions
diff --git a/lib.h b/lib.h
index 1b9c1702..1d1ee673 100644
--- a/lib.h
+++ b/lib.h
@@ -1206,6 +1206,7 @@ val print(val obj, val stream, val pretty);
 val pprint(val obj, val stream);
 val tostring(val obj);
 val tostringp(val obj);
+val tojson(val obj, val flat);
 val display_width(val obj);
 #if !HAVE_SETENV
 void setenv(const char *name, const char *value, int overwrite);