#ifndef COMPATABILITY_MACROS_H_ #define COMPATABILITY_MACROS_H_ #ifndef USE_TR1 #if __cplusplus >= 201103L #define USE_TR1 0 #elif defined(__clang__) #define USE_TR1 0 #elif defined(__GNUC__) #define USE_TR1 1 #else #define USE_TR1 0 #endif #endif #endif /* COMPATABILITY_MACROS_H_ */