下载php-7.3

yum install -y gcc gcc-c++ make zlib zlib-devel pcre pcre-devel libjpeg libjpeg-devel libpng libpng-devel freetype freetype-devel libxml2 libxml2-devel glibc glibc-devel glib2 glib2-devel bzip2 bzip2-devel ncurses ncurses-devel curl curl-devel e2fsprogs e2fsprogs-devel krb5 krb5-devel openssl openssl-devel openldap openldap-devel nss_ldap openldap-clients openldap-servers

进入目录编译
./configure --prefix=/usr/local/php --exec-prefix=/usr/local/php --bindir=/usr/local/php/bin --sbindir=/usr/local/php/sbin --includedir=/usr/local/php/include --libdir=/usr/local/php/lib/php --mandir=/usr/local/php/php/man --with-config-file-path=/usr/local/php/etc --with-curl --with-freetype-dir --with-gd --with-gettext --with-iconv-dir --with-kerberos --with-libdir=lib64 --with-libxml-dir --with-mysqli --with-openssl --with-pcre-regex --with-pdo-mysql --with-pdo-sqlite --with-pear --with-png-dir --with-jpeg-dir --with-xmlrpc --with-xsl --with-zlib --with-openssl --enable-fpm --enable-bcmath --enable-libxml --enable-inline-optimization --enable-mbregex --enable-mbstring --enable-opcache --enable-pcntl --enable-shmop --enable-soap --enable-sockets --enable-sysvsem --enable-xml --enable-zip
3.make && make install

问题汇总
(1) configure: error: xslt-config not found. Please reinstall the libxslt >= 1.1.0 distribution
yum -y install libxslt-devel
(2) configure: error: off_t undefined; check your library configuration
echo '/usr/local/lib64
/usr/local/lib
/usr/lib
/usr/lib64'>>/etc/ld.so.conf
ldconfig -v
(3) Libzip
wget https://nih.at/libzip/libzip-1.2.0.tar.gz
tar -zxvf libzip-1.2.0.tar.gz
cd libzip-1.2.0
./configure
make && make install