feature.h

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#ifndef RBIMPL_HAS_FEATURE_H                         /*-*-C++-*-vi:se ft=cpp:*/
#define RBIMPL_HAS_FEATURE_H
 
#if defined(__has_feature)
# define RBIMPL_HAS_FEATURE(_) __has_feature(_)
#else
# define RBIMPL_HAS_FEATURE(_) 0
#endif
 
#endif /* RBIMPL_HAS_FEATURE_H */