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/* This takes the place of C99 stdbool.h, which at least some Windows
compilers don't have. (October 2005).
One must not also include <stdbool.h>, because it might cause a name
collision.
*/
#ifdef __cplusplus
/* bool has always been part of the C++ language */
#elif __STDC_VERSION__ >= 202311L
/* bool is part of the C23 standard */
#else
/* At least the GNU compiler defines __bool_true_false_are_defined */
#ifndef __bool_true_false_are_defined
#define __bool_true_false_are_defined
typedef enum {
false = 0,
true = 1
} bool;
#endif
#endif
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