Hi, On Wed, 2015-04-08 at 12:16 +0100, Suzuki K. Poulose wrote: > Btw, I get the following build failure for kexec-tools master branch, > with Linaro tool chain (crosstool-NG linaro-1.13.1-4.9-2014.09 - Linaro > GCC 4.9-2014.09 ) > > $ ./configure --host=aarch64-linux-gnu > [...] > $ make -j4 > kexec/arch/arm64/kexec-arm64.c: In function ?machine_verify_elf_rel?: > kexec/arch/arm64/kexec-arm64.c:970:29: error: ?EM_AARCH64? undeclared I guess that toolchain is using some ancient headers. As a workaround you can use configure CPPFLAGS='-DEM_AARCH64=183'. -Geoff