菜鸟的一个问题,关于php安装!

在php-4.3.1的源代码包里的INSTALL有以下说明::

For this to work your Apache httpd must have mod_so enabled.
Check using httpd -l.  You should see something like:

Compiled-in modules:
  http_core.c
  mod_so.c

Chances are you will see a lot more modules than these two. That's ok,
as long as mod_so.c shows up you can proceed with the following steps:

它提到使用httpd -l 检查 是否mod_so 是enable的
我试了半天,没试出来,各位大虾,指教一下,如何检查!!!