02:30:00 <m-relay> <o​frnxmr:monero.social> Android started releasing LTS versions after 21. Not sure how much it matters about using later version, but heres their release / revision history 
02:30:01 <m-relay> <o​frnxmr:monero.social> https://developer.android.com/ndk/downloads/revision_history
02:32:22 <m-relay> <o​frnxmr:monero.social> valldrac:  might have be able to help (?)
09:03:47 <m-relay> <r​4v3r23:monero.social> good to know