1 files changed, 2 insertions, 0 deletions
diff --git a/README.md b/README.md
index 3b37c7e..3a96530 100644
--- a/README.md
+++ b/README.md
@@ -90,6 +90,8 @@ More precisely, the corresponding directory names must match the
 Consequently, `ProgramFiles(x86)` (and other weird variable names Windows
 allows) are not supported.
 
+A special variable name `CONFIG_LINKS_ROOT` is resolved to the root path, "/".
+
 License
 -------