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-rw-r--r--gr-run-waveform/xyzzy.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/gr-run-waveform/xyzzy.h b/gr-run-waveform/xyzzy.h
index 766153835..2a01dd25a 100644
--- a/gr-run-waveform/xyzzy.h
+++ b/gr-run-waveform/xyzzy.h
@@ -121,6 +121,8 @@ int xyzzy_fill_input (SCM port);
void xyzzy_write (SCM port, const void *data, size_t size);
void xyzzy_flush (SCM port);
int xyzzy_close (SCM port);
+
+void scm_xyzzy_init (void);
// Initialize with the data file produced by gen-xyzzy.
int xyzzy_init(char *filename);