From 2deb4526ee9994736451220ebe3870d258f699b4 Mon Sep 17 00:00:00 2001
From: DeHackEd <DeHackEd@users.noreply.github.com>
Date: Tue, 27 Mar 2018 19:51:33 -0400
Subject: [PATCH] Remove libattr requirement

RHEL/CentOS 6 supports sys/xattr.h eliminating the need for
libattr-devel as a dependency.

Reviewed-by: Giuseppe Di Natale <dinatale2@llnl.gov>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: DHE <git@dehacked.net>
Closes #7344
Closes #7351
---
 config/user-libattr.m4                    | 12 ------------
 config/user.m4                            |  1 -
 tests/zfs-tests/cmd/mktree/mktree.c       |  2 +-
 tests/zfs-tests/cmd/xattrtest/xattrtest.c |  2 +-
 4 files changed, 2 insertions(+), 15 deletions(-)
 delete mode 100644 config/user-libattr.m4

diff --git a/config/user-libattr.m4 b/config/user-libattr.m4
deleted file mode 100644
index 3298fd491..000000000
--- a/config/user-libattr.m4
+++ /dev/null
@@ -1,12 +0,0 @@
-dnl #
-dnl # Check for libattr
-dnl #
-AC_DEFUN([ZFS_AC_CONFIG_USER_LIBATTR], [
-	LIBATTR=
-
-	AC_CHECK_HEADER([attr/xattr.h], [], [AC_MSG_FAILURE([
-	*** attr/xattr.h missing, libattr-devel package required])])
-
-	AC_SUBST([LIBATTR], ["-lattr"])
-	AC_DEFINE([HAVE_LIBATTR], 1, [Define if you have libattr])
-])
diff --git a/config/user.m4 b/config/user.m4
index 21ff7143a..3d725195d 100644
--- a/config/user.m4
+++ b/config/user.m4
@@ -11,7 +11,6 @@ AC_DEFUN([ZFS_AC_CONFIG_USER], [
 	ZFS_AC_CONFIG_USER_LIBUUID
 	ZFS_AC_CONFIG_USER_LIBTIRPC
 	ZFS_AC_CONFIG_USER_LIBBLKID
-	ZFS_AC_CONFIG_USER_LIBATTR
 	ZFS_AC_CONFIG_USER_LIBUDEV
 	ZFS_AC_CONFIG_USER_FRAME_LARGER_THAN
 	ZFS_AC_CONFIG_USER_RUNSTATEDIR
diff --git a/tests/zfs-tests/cmd/mktree/mktree.c b/tests/zfs-tests/cmd/mktree/mktree.c
index 3dc3dd8ec..bf0ec5e0c 100644
--- a/tests/zfs-tests/cmd/mktree/mktree.c
+++ b/tests/zfs-tests/cmd/mktree/mktree.c
@@ -30,7 +30,7 @@
 #include <unistd.h>
 #include <string.h>
 #include <fcntl.h>
-#include <attr/xattr.h>
+#include <sys/xattr.h>
 #include <sys/stat.h>
 #include <sys/types.h>
 #include <sys/param.h>
diff --git a/tests/zfs-tests/cmd/xattrtest/xattrtest.c b/tests/zfs-tests/cmd/xattrtest/xattrtest.c
index a93cce7f1..dd3f2a6c9 100644
--- a/tests/zfs-tests/cmd/xattrtest/xattrtest.c
+++ b/tests/zfs-tests/cmd/xattrtest/xattrtest.c
@@ -37,7 +37,7 @@
 #include <fcntl.h>
 #include <time.h>
 #include <unistd.h>
-#include <attr/xattr.h>
+#include <sys/xattr.h>
 #include <sys/types.h>
 #include <sys/wait.h>
 #include <sys/stat.h>