fixed, include missing change to -isystem from #3470
webserver: fix crash on HTTP GET arguments without a "=" (fixes #14650)
Merge pull request #3483 from davilla/fix-pr3470

fixed, include missing change to -isystem from #3470
[FIX]Make clean dependencies fix
[DROID]Added make clean to Android packaging
removed stale USE_AMPLAYER
Merge pull request #3495 from t-nelson/droid-clean2

add apk-clean target