ok, fatto come detto, adesso alla fie mi da sto out
codice:
No package 'libpng' found
No package 'xcomposite' found
No package 'xfixes' found
No package 'xdamage' found
No package 'xrandr' found
No package 'xinerama' found
No package 'ice' found
No package 'sm' found
No package 'libstartup-notification-1.0' found

Consider adjusting the PKG_CONFIG_PATH environment variable if you
installed software in a non-standard prefix.

Alternatively, you may set the environment variables COMPIZ_CFLAGS
and COMPIZ_LIBS to avoid the need to call pkg-config.
Devo installare tutti i pacchetti sopra elencati??