9.6 snapshot too old support

diff --git a/gevel.c b/gevel.c
index 7887114..bfadb97 100644 (file)
--- a/gevel.c
+++ b/gevel.c
@@ -736,7 +736,11 @@ processTuple( FuncCallContext  *funcctx,  GinStatState *st, IndexTuple itup ) {
 
                LockBuffer(st->buffer, GIN_UNLOCK);
 #if PG_VERSION_NUM >= 90400
-               stack = ginScanBeginPostingTree(&btree, st->index, rootblkno);
+               stack = ginScanBeginPostingTree(&btree, st->index, rootblkno
+#if PG_VERSION_NUM >= 90600
+                                                                               , NULL
+#endif
+                                                                               );
                page = BufferGetPage(stack->buffer);
                ItemPointerSetMin(&minItem);
                list = GinDataLeafPageGetItems(page, &nlist, minItem);