-LIBCFS_STRUCT_PAGE_LIST
-LIBCFS_STRUCT_SIGHAND
-LIBCFS_FUNC_SHOW_TASK
-LIBCFS_U64_LONG_LONG
-LIBCFS_SSIZE_T_LONG
-LIBCFS_SIZE_T_LONG
-LIBCFS_TASK_RCU
-# 2.6.18
-LIBCFS_TASKLIST_LOCK
-# 2.6.19
-LIBCFS_NETLINK
-LIBCFS_NLMSG_MULTICAST
-LIBCFS_KMEM_CACHE_DESTROY_INT
-LIBCFS_ATOMIC_PANIC_NOTIFIER
-# 2.6.20
-LIBCFS_3ARGS_INIT_WORK
-# 2.6.21
-LIBCFS_2ARGS_REGISTER_SYSCTL
-LIBCFS_KMEM_CACHE
-# 2.6.23
-LIBCFS_KMEM_CACHE_CREATE_DTOR
-LIBCFS_NETLINK_CBMUTEX
-# 2.6.24
-LIBCFS_SYSCTL_UNNUMBERED
-LIBCFS_SCATTERLIST_SETPAGE
-LIBCFS_NL_BROADCAST_GFP
-LIBCFS_NETWORK_NAMESPACE
-LIBCFS_NETLINK_NETNS
-LIBCFS_FUNC_DUMP_TRACE
-# 2.6.26
-LIBCFS_SEM_COUNT
-# 2.6.27
-LIBCFS_CRED_WRAPPERS
-# 2.6.29
-LIBCFS_STRUCT_CRED_IN_TASK
-# 2.6.30
-LIBCFS_FUNC_UNSHARE_FS_STRUCT
-LIBCFS_SOCK_MAP_FD_2ARG
-])
-
-#
-# LIBCFS_PROG_DARWIN
-#
-# Darwin checks
-#
-AC_DEFUN([LIBCFS_PROG_DARWIN],
-[LB_DARWIN_CHECK_FUNCS([get_preemption_level])
-])
+# 2.6.32
+LIBCFS_STACKTRACE_OPS_HAVE_WALK_STACK
+LC_SHRINKER_WANT_SHRINK_PTR
+# 2.6.33
+LIBCFS_SYSCTL_CTLNAME
+# 2.6.38
+LIBCFS_KSTRTOUL
+# 2.6.39
+LIBCFS_DUMP_TRACE_ADDRESS
+# 2.6.40 fc15
+LC_SHRINK_CONTROL
+# 3.0
+LIBCFS_STACKTRACE_WARNING
+LIBCFS_REINIT_COMPLETION
+# 3.5
+LIBCFS_PROCESS_NAMESPACE
+LIBCFS_I_UID_READ
+# 3.7
+LIBCFS_SOCK_ALLOC_FILE
+# 3.8
+LIBCFS_HAVE_CRC32
+LIBCFS_ENABLE_CRC32_ACCEL
+# 3.10
+LIBCFS_ENABLE_CRC32C_ACCEL
+# 3.11
+LIBCFS_KTIME_GET_TS64
+# 3.12
+LIBCFS_KTIME_ADD
+LIBCFS_KTIME_AFTER
+LIBCFS_SHRINKER_COUNT
+# 3.17
+LIBCFS_HLIST_ADD_AFTER
+LIBCFS_TIMESPEC64
+LIBCFS_KTIME_GET_REAL_TS64
+LIBCFS_KTIME_GET_REAL_SECONDS
+LIBCFS_KTIME_GET_REAL_NS
+LIBCFS_KTIME_TO_TIMESPEC64
+LIBCFS_TIMESPEC64_SUB
+LIBCFS_TIMESPEC64_TO_KTIME
+# 3.19
+LIBCFS_KTIME_GET_SECONDS
+LIBCFS_HAVE_CPUMASK_PRINT_TO_PAGEBUF
+# 4.2
+LIBCFS_HAVE_TOPOLOGY_SIBLING_CPUMASK
+LIBCFS_FPU_API
+# 4.5
+LIBCFS_CRYPTO_HASH_HELPERS
+# 4.6
+LIBCFS_STACKTRACE_OPS_ADDRESS_RETURN_INT
+LIBCFS_GET_USER_PAGES_6ARG
+# 4.8
+LIBCFS_STACKTRACE_OPS
+# 4.9
+LIBCFS_GET_USER_PAGES_GUP_FLAGS
+# 4.10
+LIBCFS_HOTPLUG_STATE_MACHINE
+# 4.11
+LIBCFS_SCHED_HEADERS
+]) # LIBCFS_PROG_LINUX