nixpkgs/pkgs/development/libraries/SDL/find-headers.patch

diff --git a/sdl-config.in b/sdl-config.in
index e0fcc0c..bf7928a 100644
--- a/sdl-config.in
+++ b/sdl-config.in
@@ -42,14 +42,18 @@ while test $# -gt 0; do
       echo @SDL_VERSION@
       ;;
     --cflags)
-      echo -I@includedir@/SDL @SDL_CFLAGS@
+      SDL_CFLAGS=""
+      for i in @includedir@/SDL $SDL_PATH; do
+        SDL_CFLAGS="$SDL_CFLAGS -I$i"
+      done
+      echo $SDL_CFLAGS @SDL_CFLAGS@
       ;;
 @ENABLE_SHARED_TRUE@    --libs)
-@ENABLE_SHARED_TRUE@      echo -L@libdir@ @SDL_RLD_FLAGS@ @SDL_LIBS@
+@ENABLE_SHARED_TRUE@      echo -L@libdir@ @SDL_RLD_FLAGS@ @SDL_LIBS@ $SDL_LIB_PATH
 @ENABLE_SHARED_TRUE@      ;;
 @ENABLE_STATIC_TRUE@@ENABLE_SHARED_TRUE@    --static-libs)
 @ENABLE_STATIC_TRUE@@ENABLE_SHARED_FALSE@    --libs|--static-libs)
-@ENABLE_STATIC_TRUE@      echo -L@libdir@ @SDL_RLD_FLAGS@ @SDL_STATIC_LIBS@
+@ENABLE_STATIC_TRUE@      echo -L@libdir@ @SDL_RLD_FLAGS@ @SDL_STATIC_LIBS@ $SDL_LIB_PATH
 @ENABLE_STATIC_TRUE@      ;;
     *)
       echo "${usage}" 1>&2