1 files changed, 10 insertions, 1 deletions
diff --git a/include/serd/serd.h b/include/serd/serd.h
index 6324c06e..9eb84a6a 100644
--- a/include/serd/serd.h
+++ b/include/serd/serd.h
@@ -2589,7 +2589,16 @@ typedef enum {
 
      This disables the special "a" syntax in Turtle and TriG.
   */
-  SERD_WRITE_RDF_TYPE = 1u << 5u
+  SERD_WRITE_RDF_TYPE = 1u << 5u,
+
+  /**
+     Suppress writing directives that describe the context.
+
+     This writes data as usual, but suppresses writing `prefix` directives in
+     Turtle and TriG.  The resulting output is a fragment of a document with
+     implicit context, so it will only be readable in a suitable enviromnent.
+  */
+  SERD_WRITE_CONTEXTUAL = 1u << 6u
 } SerdWriterFlag;
 
 /// Bitwise OR of SerdWriterFlag values