LUA: it is not possible to load dynamic libs under linux with LUA
simple LUA code:
socket = require("socket") --load luasocket-2.0.2
print(socket._VERSION)
VLC: vlc -I luaintf --lua-intf udp :
[0x26d3828] [udp] lua interface error: Error loading script /homes/pknoebel/.local/share/vlc/lua/intf/udp.lua: error loading module 'socket.core' from file './socket/core.so': ./socket/core.so: undefined symbol: lua_getmetatable