[almanah] build: Fix build with encryption support

[Vincent Untz <vuntz src gnome org>]

commit e8eaacbc52dfa54c081b709738bd21a9b196fc0c
Author: Vincent Untz <vuntz gnome org>
Date:   Fri Jan 6 12:18:41 2012 +0100

    build: Fix build with encryption support
    
    We need to check for largefile support to make gpgme happy.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=666801

 configure.ac |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 1c5868a..7b3371e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -155,6 +155,7 @@ AC_CHECK_HEADERS([libintl.h])
 AC_C_INLINE
 AC_FUNC_MKTIME
 AC_TYPE_SIZE_T
+AC_SYS_LARGEFILE
 
 AC_CONFIG_FILES([
 Makefile