# update-flashplugin-nonfree --installthis will install the 64bit version of the plugin
Warning, according to some sources, what follows is obsolete, newer flash versions natively interact with libalsa so that pulseaudio is correctly used if present
# cc -shared -O2 -fPIC -Wall -Werror lpulse -lssl flashsupport.c -o libflashsupport.so
# sudo cp libflashsupport.so /usr/local/lib/
# sudo ldconfig