#define T_OPTIONAL            1
#define T_STANDARD            2
#define T_COMPILE_WITH        3
#define T_CONFIG_DEPENDENT    4
#define T_DEVICE_DRIVER       5
#define T_PROFILING_ROUTINE   6
#define T_IDENTIFIER          7
#define T_OR                  8
#define T_REQUIRES            9
#define T_NOT                10
#define EXPR_GROUP           11
#define T_LEFTPAREN          12
#define T_RIGHTPAREN         13
#define T_NEEDS_COUNT	     14