icu4c64_2src.tgz

php7.3安装intl模块，需要安装icu4c,解决编译出现的问题，checkingforlocationofICUheadersandlibraries...checkingforicu-config...no notfound，configure:error:UnabletodetectICUprefixornofailed.PleaseverifyICUinstallprefixandmakesureicu-configworks.