The first two did look like a bad name .. certainly removing the Ctrl-C character from the middle of the name cleared the error. I haven't made further headway ... maybe I'll take a stab at the extern. I still wonder why the compiler was segfaulting on the file from the repository, instead of my own disassembled one. I've been wandering through the diff between mine and the repository to see what differences there are ... and there are a number, but I can't say I understand this language well enough to know what they're all for. glen - To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html