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-rw-r--r--build2/scope2
1 files changed, 1 insertions, 1 deletions
diff --git a/build2/scope b/build2/scope
index 6b5af22..f22383a 100644
--- a/build2/scope
+++ b/build2/scope
@@ -218,7 +218,7 @@ namespace build2
// necessarily normalized). Return NULL if not found.
//
const target_type*
- find_target_type (name&, const string*& ext) const;
+ find_target_type (name&, optional<string>& ext) const;
// Dynamically derive a new target type from an existing one. Return the
// reference to the target type and an indicator of whether it was