Paths and Symbols page, C/C++ Properties window

The Paths and Symbols page of the C/C++ Properties window lets you define include paths and preprocessor symbols.

Include paths: Specifies a directory path for the files that exist on your development platform. For example, "/usr/include" on a linux/solaris system or "c:/usr/include" for windows.
Defined symbols: Symbols are simple preprocessor symbols that can be a name, (such as DEBUG) or a name=value, (such as "CPU=x86").
New: Specifies a New button to enter a New Include Path or Defined symbol.
Remove: Specifies Remove button to remove selected Include Path or Defined symbol.
Move Up: Moves Up button to move the selected Include Path or Defined symbol up the list.
Move Down: Moves Down button to move the selected Include Path or Defined symbol down the list.