AC_CONFIG_MACRO_DIR([config])
AC_CANONICAL_SYSTEM
AM_MAINTAINER_MODE
-AM_SILENT_RULES
+m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
AM_INIT_AUTOMAKE([$ZFS_META_NAME], [$ZFS_META_VERSION])
AC_CONFIG_HEADERS([zfs_config.h], [
(mv zfs_config.h zfs_config.h.tmp &&