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/games/crawl/crawl_purify.patch

@@ -0,0 +1,33 @@
+diff --git a/crawl-ref/source/util/find_font b/crawl-ref/source/util/find_font
+index f8b576fd63..b95c21c0a1 100755
+--- a/crawl-ref/source/util/find_font
++++ b/crawl-ref/source/util/find_font
+@@ -1,6 +1,6 @@
+ #! /bin/sh
+ 
+-FONTDIRS="/usr/share/fonts /usr/local/share/fonts /usr/*/lib/X11/fonts"
++FONTDIRS="${fontsPath}/share/fonts"
+ 
+ name=$1
+ [ "$name" ] || { echo "Usage: $0 <fontname.ttf>" >&2; exit 100; }
+@@ -11,6 +11,6 @@ name=$1
+         for dir in $FONTDIRS; do
+             [ -d "$dir" ] && echo "$dir"
+         done
+-    } | xargs -I% find % \( -type f -o -type l \) -iname "$name" -print \
++    } | xargs -I% find -L % \( -type f -o -type l \) -iname "$name" -print \
+       | head -n1
+ } 2>/dev/null
+diff --git a/crawl-ref/source/windowmanager-sdl.cc b/crawl-ref/source/windowmanager-sdl.cc
+index e29ccff507..9bf01e040a 100644
+--- a/crawl-ref/source/windowmanager-sdl.cc
++++ b/crawl-ref/source/windowmanager-sdl.cc
+@@ -20,7 +20,7 @@
+ # else
+ #  include <SDL2/SDL.h>
+ # endif
+-# include <SDL_image.h>
++# include <SDL2/SDL_image.h>
+ # if defined(USE_SOUND) && !defined(WINMM_PLAY_SOUNDS)
+ #  include <SDL2/SDL_mixer.h>
+ # endif