Fixes int vs opus_int32 compile errors on C5x
diff --git a/silk/API.h b/silk/API.h
index 1bb39ad..fb84216 100644
--- a/silk/API.h
+++ b/silk/API.h
@@ -86,7 +86,7 @@
     const opus_int16                *samplesIn,         /* I    Speech sample input vector                      */
     opus_int                        nSamplesIn,         /* I    Number of samples in input vector               */
     ec_enc                          *psRangeEnc,        /* I/O  Compressor data structure                       */
-    opus_int                        *nBytesOut,         /* I/O  Number of bytes in payload (input: Max bytes)   */
+    opus_int32                      *nBytesOut,         /* I/O  Number of bytes in payload (input: Max bytes)   */
     const opus_int                  prefillFlag         /* I    Flag to indicate prefilling buffers no coding   */
 );