執行PHP的編譯命令：
sudo ./configure --with-apxs2=/usr/local/apache2/bin/apxs --with-mysql
sudo make
產生下面的錯誤信息：
複製代碼
/usr/local/src/php-5.4.3/ext/standard/info.c:105:
ext/standard/.libs/info.o: In function php_info_printf':<br/>/usr/local/src/php-5.4.3/ext/standard/info.c:83: undefined reference tots_resource_ex'
ext/standard/.libs/info.o: In function php_info_print_html_esc':<br/>/usr/local/src/php-5.4.3/ext/standard/info.c:69: undefined reference tots_resource_ex'
ext/standard/.libs/info.o: In function php_print_gpcse_array':<br/>/usr/local/src/php-5.4.3/ext/standard/info.c:208: undefined reference toexecutor_globals_id'
ext/standard/.libs/info.o: In function php_info_print_request_uri':<br/>/usr/local/src/php-5.4.3/ext/standard/info.c:97: undefined reference tosapi_globals_id'
ext/standard/.libs/info.o: In function php_print_info':<br/>/usr/local/src/php-5.4.3/ext/standard/info.c:874: undefined reference toexecutor_globals_id'
collect2: ld returned 1 exit status
make: *** [sapi/cli/php] 錯誤 1
複製代碼
出現這樣的錯誤信息可能是我以前用不同的參數編譯過PHP。
解決方法：執行make clean刪除上次的編譯結果，然後再重新編譯就OK了。