voila le message d'erreur que j'ai qd j'essaie de "configure" scid :

Your operating system is: Linux 2.6.20-15-generic
Location of "tcl.h": not found
Location of "tk.h": not found
Location of Tcl 8.4 library: /usr/lib
Location of Tk 8.4 library: /usr/lib
Location of X11 library: /usr/lib
Not all settings could be determined!

Merci