with git version from
git clone git://git.ffmpeg.org/rtmpdump
or
https://rtmpdump.mplayerhq.hu/download/rtmpdump-2.3.tgz
with "make SYS=posix" (Mint 18 64bit MATE) works with these instructions
If I apply your patch to git version it doesn't work, it says
Trying to record anything from videostream.dn.ua
with git version from
git clone git://git.ffmpeg.org/rtmpdumporhttps://rtmpdump.mplayerhq.hu/download/rtmpdump-2.3.tgzwith "make SYS=posix" (Mint 18 64bit MATE) works with these instructionsIf I apply your patch to git version it doesn't work, it says