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-rw-r--r--config/backend.in4
1 files changed, 4 insertions, 0 deletions
diff --git a/config/backend.in b/config/backend.in
index 7dcf4e3..4709fae 100644
--- a/config/backend.in
+++ b/config/backend.in
@@ -16,3 +16,7 @@ config BACKEND_ARCH
config BACKEND_KERNEL
string
option env="CT_BACKEND_KERNEL"
+
+config BACKEND_LIBC
+ string
+ option env="CT_BACKEND_LIBC"