I called RH Support with exactly the same question.
The answer was:
1. find kernel version via uname -s. In my case it was i686
2. the .source is /usr/src/linux-2.4/configs/kernel-2.4.2-i686.config
Interesting question: what are all other *.config files in there?
> Hi,
> I guess I found the answer myself. I located kernel-configs in the following
> directory:
> /usr/src/linux-2.4/configs
> I tried the command make xconfig in the /usr/scr/linux-2.4 directory
> (procedure explained in details in the RedHat 7.1: Customization Guide, cf.
> www.redhat.com) and I loaded the file kernel-2.4.2-i686.config into xconfig
> and xconfig showed up the precompiled initial settings of my RH 7.1 box.
> I got mails from people asking the same thing, so I hope that I'm right and
> that this is of any help!
> Long lives Linux,
> Alex.
>>Hi,
>>a question from a kernel-newbie:
>>I successfully compiled several 2.4.x kernels under RedHat 7.1, but there
> is
>>one thing that bothers me:
>>I need the settings for the standard kernel, installed by RedHat 7.1 in a
>>standard system installation. - The default configuration file, located
> in
>>the kernel source rpm, doesn't contain the settings compiled into the
>>installed kernel.
>>Where could I find this configuration file?
>>Many, many thanks for this information,
>>Alex Olinger.
>>PS: Please drop me an CC, as I don't have the opportunity to follow the
>>newsgroups in a regular basis.