To debug the FreeBSD kernel it is required to be able to build one.
There are two known ways to do so:
-The supported procedure to build and install a kernel is documented in the extref:{handbook}[Building and Installing a Custom Kernel, kernelconfig-building] chapter of the FreeBSD Handbook.
+The supported procedure to build and install a kernel is documented in the extref:{handbook}kernelconfig/[Building and Installing a Custom Kernel, kernelconfig-building] chapter of the FreeBSD Handbook.
[NOTE]
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-It is supposed that the reader of this chapter is familiar with the information described in the extref:{handbook}[Building and Installing a Custom Kernel, kernelconfig-building] chapter of the FreeBSD Handbook.
+It is supposed that the reader of this chapter is familiar with the information described in the extref:{handbook}kernelconfig/[Building and Installing a Custom Kernel, kernelconfig-building] chapter of the FreeBSD Handbook.
If this is not the case, please read through the above mentioned chapter to understand how the build process works.