PHP7 安装错误：configure: error: Unable to detect ICU prefix or no failed. Please verify ICU install prefix and make sure icu-config works

在Alpine下编译PHP 7.3.8遇到了这个情况，apk的包名与yum的包名不大一样。解决办法是apk add icu icu-dev icu-libs 如果是yum的话用下边的方式安装yum install -y libicu ...