diff -Nur calibre.orig/src/calibre/ebooks/pdf/reflow.cpp calibre/src/calibre/ebooks/pdf/reflow.cpp

--- calibre.orig/src/calibre/ebooks/pdf/reflow.cpp	2011-09-30 11:28:44.000000000 -0600

+++ calibre/src/calibre/ebooks/pdf/reflow.cpp	2011-10-09 18:57:36.433731713 -0600

@@ -12,6 +12,7 @@

 #include <splash/SplashErrorCodes.h>

 #include "reflow.h"

 #include "utils.h"

+#include <glib/poppler-features.h>

 using namespace std;

 using namespace calibre_reflow;

diff -Nur calibre.orig/src/calibre/ebooks/pdf/reflow.h calibre/src/calibre/ebooks/pdf/reflow.h

--- calibre.orig/src/calibre/ebooks/pdf/reflow.h	2011-09-30 11:28:44.000000000 -0600

+++ calibre/src/calibre/ebooks/pdf/reflow.h	2011-10-09 18:57:04.338582882 -0600

@@ -36,6 +36,7 @@

 #include "fonts.h"

 #include "links.h"

 #include "images.h"

+#include <glib/poppler-features.h>

 using namespace std;