[Build issue]: Undefined symbols to resolve
warning: undefined symbol: glColorMaterial
warning: undefined symbol: posix_spawn_file_actions_adddup2
warning: undefined symbol: posix_spawn_file_actions_destroy
warning: undefined symbol: posix_spawn_file_actions_init
warning: undefined symbol: shmat
warning: undefined symbol: shmctl
warning: undefined symbol: shmdt
warning: undefined symbol: vlc_getProxyUrl
Fix the build so that these are resolved/not used if it is supported.