我收到此错误：
Makefile:181: *** 错误：无法找到当前 Linux 内核的来源。指定 KERN_DIR= 并再次运行 Make。停止。
基本上我在做：
$ sudo /etc/init.d/vboxdrv setup
Removing existing VirtualBox non-DKMS kernel modules [ OK ]
Building the VirtualBox Guest Additions kernel modules
The headers for the current running kernel were not found. If the following
module compilation fails then this could be the reason.
The missing package can be probably installed with
yum install kernel-devel-2.6.32-573.18.1.el6.x86_64
Building the main Guest Additions module [FAILED]
(Look at /var/log/vboxadd-install.log to find out what went wrong)
错误是： …