checkout: introduce checkout.overlayMode config

diff --git a/environment.c b/environment.c
index 30ecd4e784019bbf2059b2a0b69c43289cbc3d24..346559770773e923766c06593ada84c72815061f 100644 (file)
--- a/environment.c
+++ b/environment.c
@@ -33,6 +33,7 @@ int ref_paranoia = -1;
 int repository_format_precious_objects;
 char *repository_format_partial_clone;
 const char *core_partial_clone_filter_default;
+int repository_format_worktree_config;
 const char *git_commit_encoding;
 const char *git_log_output_encoding;
 const char *apply_default_whitespace;