Add help for BUILDROOT_DL_DIR

diff --git a/Config.in b/Config.in
index 5ef105ef62aae9c2425de2ea838e37fd519e0cf1..5d062cf95f2e42a072559eaa9799529c04303baf 100644 (file)
--- a/Config.in
+++ b/Config.in
@@ -629,6 +629,8 @@ config BR2_DL_DIR
        default "$(BASE_DIR)/dl"
        help
          Directory to store all the source files that we need to fetch.
+         If the Linux shell environment has defined the BUILDROOT_DL_DIR
+         environment variable, then this overrides this configuration item.
 
 source "target/device/Mirrors.in"