Merge branch 'PHP-7.1' into PHP-7.2

* PHP-7.1:
  Add missing ICU version check

Author: weltling

ext/intl/spoofchecker/spoofchecker_class.h

@@ -78,6 +78,8 @@ extern zend_class_entry *Spoofchecker_ce_ptr;
         RETURN_FALSE;                                                           \
     }                                                                           \
 
+#if U_ICU_VERSION_MAJOR_NUM >= 58
 #define SPOOFCHECKER_DEFAULT_RESTRICTION_LEVEL USPOOF_HIGHLY_RESTRICTIVE
+#endif
 
 #endif // #ifndef SPOOFCHECKER_CLASS_H