/* stdbool.h for GNU. */ #ifndef __STDBOOL_H__ #define __STDBOOL_H__ 1 #ifndef __cplusplus /* Do nothing if included from C++. Or, should we force an error? */ /* The type `bool' must promote to `int' or `unsigned int'. The constants `true' and `false' must have the value 0 and 1 respectively. */ typedef int bool; /* The names `true' and `false' must also be made available as macros. */ #define false 0 #define true 1 /* Signal that all the definitions are present. */ #define __bool_true_false_are_defined 1 #endif /* not used in C++ */ #endif /* stdbool.h */