[gnome-settings-daemon] configure: define HAVE_WACOM in config.h if wacom libraries are available

[Carlos Garnacho <carlosg src gnome org>]

commit a3908e52115d78719d2bafd6dad77e90016d8040
Author: Carlos Garnacho <carlosg gnome org>
Date:   Mon Feb 24 13:58:39 2014 +0100

    configure: define HAVE_WACOM in config.h if wacom libraries are available

 configure.ac |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index cb83fd3..19913a1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -287,6 +287,7 @@ case $host_os in
       else
         AC_MSG_ERROR([GUdev is necessary to compile Wacom support])
       fi
+      AC_DEFINE_UNQUOTED(HAVE_WACOM, 1, [Define to 1 if wacom support is available])
       have_wacom=yes
     fi
     ;;