update example to new packfile creation signature
diff --git a/examples/network/index-pack.c b/examples/network/index-pack.c
index 59fff41..314f211 100644
--- a/examples/network/index-pack.c
+++ b/examples/network/index-pack.c
@@ -46,7 +46,7 @@ int index_pack(git_repository *repo, int argc, char **argv)
return EXIT_FAILURE;
}
- if (git_indexer_new(&idx, ".", NULL, NULL, NULL) < 0) {
+ if (git_indexer_new(&idx, ".", 0, NULL, NULL, NULL) < 0) {
puts("bad idx");
return -1;
}