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-rw-r--r--src/api/buffer.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/api/buffer.h b/src/api/buffer.h
index 5fb1cef5f7..04f9422c19 100644
--- a/src/api/buffer.h
+++ b/src/api/buffer.h
@@ -78,7 +78,7 @@ void buffer_set_slice(Buffer buffer,
/// @return The variable value
Object buffer_get_var(Buffer buffer, String name, Error *err);
-/// Sets a buffer variable
+/// Sets a buffer variable. Passing 'nil' as value deletes the variable.
///
/// @param buffer The buffer handle
/// @param name The variable name