that's actually valid C through a GCC extension: http://gcc.gnu.org/onlinedocs/gcc-4.5.0/gcc/Conditionals.html#Conditionals http://gcc.gnu.org/onlinedocs/gcc-4.

that's actually valid C through a GCC extension: http://gcc.gnu.org/onlinedocs/gcc-4.5.0/gcc/Conditionals.html#Conditionals http://gcc.gnu.org/onlinedocs/gcc-4.5.0/gcc/Conditionals.htm...