To build Openbox from CVS you need:
-A C++ Compiler (GNU GCC/G++ 3.2+ suggested)
+A C++ Compiler (GNU GCC/G++ 3.2+ suggested, 2.9x is not supported as it is not
+ very compliant with the ISO C++ standards)
GNU Gettext 0.11.5
GNU Autoconf 2.50+
GNU Automake 1.7.1+ (1.7.1 has a bug fix for py-compile)