/usr/src/zfs-0.6.5.6/config/user-arch.m4 is in zfs-dkms 0.6.5.6-0ubuntu8.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 | dnl #
dnl # Set the target arch for libspl atomic implementation
dnl #
AC_DEFUN([ZFS_AC_CONFIG_USER_ARCH], [
AC_MSG_CHECKING(for target asm dir)
TARGET_ARCH=`echo ${target_cpu} | sed -e s/i.86/i386/`
case $TARGET_ARCH in
i386|x86_64)
TARGET_ASM_DIR=asm-${TARGET_ARCH}
;;
*)
TARGET_ASM_DIR=asm-generic
;;
esac
AC_SUBST([TARGET_ASM_DIR])
AC_MSG_RESULT([$TARGET_ASM_DIR])
])
|