Ruby 3.0.5p211 (2022-11-24 revision ba5cf0f7c52d4d35cc6a173c89eda98ceffa2dcf)
bool.h
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1#ifndef RUBY_BACKWARD2_BOOL_H /*-*-C++-*-vi:se ft=cpp:*/
2#define RUBY_BACKWARD2_BOOL_H
24
25#ifndef FALSE
26# define FALSE false
27#elif FALSE
28# error FALSE must be false
29#endif
30
31#ifndef TRUE
32# define TRUE true
33#elif ! TRUE
34# error TRUE must be true
35#endif
36
37#endif /* RUBY_BACKWARD2_BOOL_H */
C99 shim for <stdbool.h>