Debug code should check right function names.

--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%401227

src/video/SDL_blit_N.c

@@ -2427,7 +2427,7 @@ SDL_loblit SDL_CalculateBlitN(SDL_Surface *surface, int blit_index)
 		fprintf(stderr, "Using asm blit\n");
 	else
 #endif
-	if ( (blitfun == SDL_BlitNtoN) || (blitfun == SDL_BlitNto1) )
+	if ( (blitfun == BlitNtoN) || (blitfun == BlitNto1) )
 		fprintf(stderr, "Using C blit\n");
 	else
 		fprintf(stderr, "Using optimized C blit\n");