[gtk+] [configure] Add check for cairo-svg.h for file print backend

[Javier Jardón <jjardon src gnome org>]

commit aaa126d39f4ceee9b0b507e7412577e7354e5b14
Author: Nirbheek Chauhan <nirbheek gentoo org>
Date:   Fri Nov 6 05:47:15 2009 +0100

    [configure] Add check for cairo-svg.h for file print backend
    
    Closes https://bugzilla.gnome.org/show_bug.cgi?id=600222

 configure.in |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/configure.in b/configure.in
index 525bb5c..fb99c3a 100644
--- a/configure.in
+++ b/configure.in
@@ -1932,6 +1932,10 @@ if test "$os_win32" != "yes"; then
   AC_CHECK_HEADER(cairo-ps.h,,AC_MSG_ERROR([
 *** Can't find cairo-ps.h. You must build Cairo with the 
 *** postscript backend enabled.]))
+
+  AC_CHECK_HEADER(cairo-svg.h,,AC_MSG_ERROR([
+*** Can't find cairo-svg.h. You must build Cairo with the
+*** svg backend enabled.]))
 fi   
 
 CPPFLAGS="$gtk_save_cppflags"