The steps are as follows:
1. Go to the corresponding extension directory
# cd /usr/local/src/php-5.2.12/ext/curl
2. Call the phpize program to generate the compilation configuration file
# /usr/ local/php5/bin/phpize
3. Call configure to generate a Makefile, then call make to compile and make install to install
# ./configure -with-curl=/usr/local/curl -with-php-config=/ usr/local/php5/bin/php-config# make# make install
4. Modify the php configuration file
; modify the extension library directory extension_dir = "/usr/local/php5/lib/php/extensions/no-debug -non-zts-20060613/";Add curl extension extension = curl.so
5. Restart Apache.