uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/development/libraries/libmemcached/libmemcached-fix-linking-with-libpthread.patch

@@ -0,0 +1,19 @@
+diff -up libmemcached-1.0.16/build-aux/ltmain.sh.orig libmemcached-1.0.16/build-aux/ltmain.sh
+--- libmemcached-1.0.16/build-aux/ltmain.sh.orig	2013-12-03 16:36:53.222107642 +0100
++++ libmemcached-1.0.16/build-aux/ltmain.sh	2013-12-03 16:37:35.770132249 +0100
+@@ -5664,6 +5664,15 @@ func_mode_link ()
+ 	    *" $arg "*) ;;
+ 	    * ) func_append new_inherited_linker_flags " $arg" ;;
+ 	esac
++	# As we are forced to pass -nostdlib to g++ during linking, the option
++	# -pthread{,s} is not in effect;  add the -lpthread to $deplist
++	# explicitly to link correctly.
++	if test "$tagname" = CXX -a x"$with_gcc" = xyes; then
++	  case "$arg" in
++	    -pthread*) func_append deplibs " -lpthread" ;;
++	  esac
++	fi
++
+ 	continue
+ 	;;
+