[phodav] build-sys: add missing attr/xattr.h check

[Marc-Andre Lureau <malureau src gnome org>]

commit 1329cbf805e738f3f0d7dcde478a217d9433535e
Author: Marc-André Lureau <marcandre lureau gmail com>
Date:   Wed Jan 22 17:27:26 2014 +0100

    build-sys: add missing attr/xattr.h check

 configure.ac |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 3393f1b..d7ac335 100644
--- a/configure.ac
+++ b/configure.ac
@@ -52,6 +52,8 @@ AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE, ["$GETTEXT_PACKAGE"], [Define to the Gettext
 AC_SUBST(GETTEXT_PACKAGE)
 IT_PROG_INTLTOOL([0.40.0])
 
+AC_CHECK_HEADERS([attr/xattr.h])
+
 PKG_CHECK_MODULES(GIO, [$gio_os])
 PKG_CHECK_MODULES(SOUP, libsoup-2.4 libxml-2.0)