Replace CopyMagickMemory() with memcpy() / memmove()
diff --git a/MagickCore/quantize.c b/MagickCore/quantize.c
index 3e3ddb9..ae13eb4 100644
--- a/MagickCore/quantize.c
+++ b/MagickCore/quantize.c
@@ -1898,7 +1898,7 @@
/*
Propagate the error as the last entry of the error queue.
*/
- (void) CopyMagickMemory(p->error,p->error+1,(ErrorQueueLength-1)*
+ (void) memmove(p->error,p->error+1,(ErrorQueueLength-1)*
sizeof(p->error[0]));
AssociateAlphaPixelInfo(cube_info,image->colormap+index,&color);
p->error[ErrorQueueLength-1].red=pixel.red-color.red;