Update cross_compile_ffmpeg.sh

try to clarify what's going on with sdl...who else uses this thing?

Author: rdp

cross_compile_ffmpeg.sh

@@ -904,9 +904,9 @@ build_sdl() {
   cd temp # so paths will work out right
   local prefix=$(basename $cross_prefix)
   local bin_dir=$(dirname $cross_prefix)
-  sed -i "s/-mwindows//" "$mingw_w64_x86_64_prefix/bin/sdl-config" # allow ffmpeg to output anything
-  sed -i "s/-mwindows//" "$PKG_CONFIG_PATH/sdl.pc"
-  cp "$mingw_w64_x86_64_prefix/bin/sdl-config" "$bin_dir/${prefix}sdl-config" # this is the only one in the PATH so use it for now
+  sed -i "s/-mwindows//" "$PKG_CONFIG_PATH/sdl.pc" # allow ffmpeg to output anything to console :|
+  sed -i "s/-mwindows//" "$mingw_w64_x86_64_prefix/bin/sdl-config" # update this one too for good measure, in case something else uses it
+  cp "$mingw_w64_x86_64_prefix/bin/sdl-config" "$bin_dir/${prefix}sdl-config" # this is the only one in the PATH so use it for now [though FFmpeg doesn't use it?]
   cd ..
   rmdir temp
 }