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-rw-r--r--src/emu/sound.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/emu/sound.h b/src/emu/sound.h
index f025f70787d..557d4242fa6 100644
--- a/src/emu/sound.h
+++ b/src/emu/sound.h
@@ -106,7 +106,7 @@ public:
attotime sample_period() const { return attotime(0, m_attoseconds_per_sample); }
int input_count() const { return m_input.size(); }
int output_count() const { return m_output.size(); }
- const char *input_name(int inputnum, astring &str) const;
+ const char *input_name(int inputnum, std::string &str) const;
device_t *input_source_device(int inputnum) const;
int input_source_outputnum(int inputnum) const;
float user_gain(int inputnum) const;