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-rw-r--r--sio.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/sio.h b/sio.h
index 25c2e65..b9df7a8 100644
--- a/sio.h
+++ b/sio.h
@@ -21,7 +21,7 @@
struct sio;
__BEGIN_DECLS
-struct sio *init_sio(int);
+struct sio *init_sio(unsigned int);
int16_t *read_sio(struct sio *);
void free_sio(struct sio *);
__END_DECLS