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Diffstat (limited to 'tvix/nix-compat/src/nix_daemon/worker_protocol.rs')
-rw-r--r--tvix/nix-compat/src/nix_daemon/worker_protocol.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/tvix/nix-compat/src/nix_daemon/worker_protocol.rs b/tvix/nix-compat/src/nix_daemon/worker_protocol.rs
index 1ef9b9ab02d7..45d4e5f084d1 100644
--- a/tvix/nix-compat/src/nix_daemon/worker_protocol.rs
+++ b/tvix/nix-compat/src/nix_daemon/worker_protocol.rs
@@ -16,6 +16,7 @@ pub(crate) static WORKER_MAGIC_1: u64 = 0x6e697863; // "nixc"
 pub(crate) static WORKER_MAGIC_2: u64 = 0x6478696f; // "dxio"
 pub static STDERR_LAST: u64 = 0x616c7473; // "alts"
 pub(crate) static STDERR_ERROR: u64 = 0x63787470; // "cxtp"
+pub(crate) static STDERR_READ: u64 = 0x64617461; // "data"
 
 /// | Nix version     | Protocol |
 /// |-----------------|----------|