哪位大侠能帮忙把configure文件中这段代码给解释一下？

dl318

哪位大侠能帮忙把下面这段代码给逐一解释一下？
谢谢！
{ echo "$as_meLINENO: checking whether to use apache2 as server transport" >&5
echo $ECHO_N "checking whether to use apache2 as server transport... $ECHO_C" >&6; }

# Check whether --with-apache2 was given.
if test "${with_apache2+set}" = set; then
  withval=$with_apache2;  case "$withval" in
  no)
    { echo "$as_meLINENO: result: no" >&5
echo "${ECHO_T}no" >&6; }
    APACHE2BUILD=""
    ;;
  *)
    { echo "$as_meLINENO: result: yes" >&5
echo "${ECHO_T}yes" >&6; }
        if test -d $withval; then
        apache2inc="-I$withval"
        elif test -d '/usr/include/apache2'; then
        apache2inc="-I/usr/include/apache2"
    else
        { { echo "$as_meLINENO: error: could not find apache2. stop" >&5
echo "$as_me: error: could not find apache2. stop" >&2;}
   { (exit 1); exit 1; }; }
    fi
    APACHE2BUILD="apache2"
    ;;
  esac
else
  { echo "$as_meLINENO: result: no" >&5
echo "${ECHO_T}no" >&6; }

MMMIX

贴代码请用插入代码方式，不要直接粘贴，谢谢合作！

wesleyluo

这个应该的。