Make sure X11rdp is not copied to a file called "bin"
It can happen if buildx.sh is run with one argument and them with another
without removing build_dir in between.
@@ -286,7 +286,7 @@ fi
# this will copy the build X server with the other X server binaries
cd rdp
-cp X11rdp $X11RDPBASE/bin
+cp X11rdp $X11RDPBASE/bin/X11rdp
strip $X11RDPBASE/bin/X11rdp
if [ "$2" = "drop" ]; then
