#pragma once #if __has_include(<unicode/std_string.h>) #define JVALIDATE_HAS_ICU 1 #else #define JVALIDATE_HAS_ICU 0 #endif #if __has_include(<ada/idna/to_unicode.h>) #define JVALIDATE_HAS_IDNA 1 #else #define JVALIDATE_HAS_IDNA 0 #endif