--- a/swscale_internal.h
+++ b/swscale_internal.h
@@ -226,6 +226,7 @@
 SwsFunc ff_yuv2rgb_init_mlib(SwsContext *c);
 SwsFunc ff_yuv2rgb_init_altivec(SwsContext *c);
 SwsFunc ff_yuv2rgb_get_func_ptr_bfin(SwsContext *c);
+void ff_bfin_get_unscaled_swscale(SwsContext *c);
 void ff_yuv2packedX_altivec(SwsContext *c,
                           int16_t *lumFilter, int16_t **lumSrc, int lumFilterSize,
                           int16_t *chrFilter, int16_t **chrSrc, int chrFilterSize,