/ $Header: $ / Here we define some selector values that are very important to the kernel / library code. The most important is the value for the kernel data segment / selector, which the trap- and interrupt-dispatching code needs to set up / the kernel %ds for the C-language code. / $Log: $ / .set SEL_386_KD, 0x21 / kernel data selector .set SEL_386_UD, 0x13 / user data selector