File quota-3.16-dbus_header_check.patch of Package quota

--- configure.in
+++ configure.in
@@ -96,23 +96,15 @@
 fi
 AC_SUBST(EXT2LIBS)
 
-AC_ARG_WITH(dbus_include,
-	[  --with-dbus_include=path        Path to directory with dbus include directory [default=/usr/include/dbus-1.0/]],
-	DBUS_INCLUDE="$with_dbus_include",
-	DBUS_INCLUDE="/usr/include/dbus-1.0/")
-AC_ARG_WITH(dbus_arch_include,
-	[  --with-dbus_arch_include=path   Path to directory with dbus arch-dependent include directory [default=/usr/lib/dbus-1.0/include/]],
-	DBUS_ARCH_INCLUDE="$with_dbus_arch_include",
-	DBUS_ARCH_INCLUDE="/usr/lib/dbus-1.0/include/")
+PKG_CHECK_MODULES(DBUS, dbus-1)
 
 AC_ARG_ENABLE(netlink,
 	[  --enable-netlink=[yes/no/try]   Compile daemon receiving quota messages via netlink [default=no].],
 	,
 	enable_netlink="no")
 if test "x$enable_netlink" != "xno"; then
-	AC_CHECK_LIB(nl, genl_register, NETLINKLIBS="-lnl $NETLINKLIBS")
-	AC_CHECK_LIB(dbus-1, dbus_bus_get, NETLINKLIBS="-ldbus-1 $NETLINKLIBS")
-	if test "${ac_cv_lib_nl_genl_register}" != "yes" -o "${ac_cv_lib_dbus_1_dbus_bus_get}" != "yes"; then
+	AC_CHECK_LIB(nl, genl_register, NETLINKLIBS="-lnl $DBUS_LIBS $NETLINKLIBS")
+	if test -z "$NETLINKLIBS" -o -z "$DBUS_LIBS" ; then
 		if test "x$enable_netlink" = "xyes"; then
 			AC_MSG_ERROR([Required libraries for quota netlink daemon not found.])
 		else
@@ -121,16 +113,13 @@
 		enable_netlink="no"
 		NETLINKLIBS=""
 	else
-		oldCPPFLAGS="$CPPFLAGS"
-		CPPFLAGS="-I $DBUS_INCLUDE -I $DBUS_ARCH_INCLUDE $CPPFLAGS"
-		AC_CHECK_HEADERS(dbus/dbus.h, have_dbus="yes")
-		if test "x$have_dbus" != "xyes"; then
+		CPPFLAGS="$DBUS_CFLAGS $CPPFLAGS"
+		if test -z "$DBUS_LIBS" ; then
 			if test "x$enable_netlink" = "xyes"; then
 				AC_MSG_ERROR([Required headers for quota netlink daemon not found.])
 			else
 				AC_MSG_WARN([Quota netlink daemon won't be compiled. Required headers not found.])
 			fi
-			CPPFLAGS="$oldCPPFLAGS"
 			NETLINKLIBS=""
 			enable_netlink="no"
 		else