diff -up evolution-data-server-2.31.3/configure.ac.no-gseal evolution-data-server-2.31.3/configure.ac
--- evolution-data-server-2.31.3/configure.ac.no-gseal	2010-06-07 16:09:39.000000000 +0200
+++ evolution-data-server-2.31.3/configure.ac	2010-06-07 16:10:05.000000000 +0200
@@ -139,7 +139,6 @@ AS_COMPILER_FLAGS(WARNING_FLAGS,
 	-DGTK_DISABLE_DEPRECATED
 	-DG_DISABLE_SINGLE_INCLUDES
 	-DGTK_DISABLE_SINGLE_INCLUDES
-	-DGSEAL_ENABLE
 	-Wall -Wextra
 	-Wno-missing-field-initializers
 	-Wno-sign-compare