--- vcmi-0.90/configure.ac~	2012-10-05 20:04:31.000000000 +0200
+++ vcmi-0.90/configure.ac	2012-11-13 21:14:33.852942118 +0100
@@ -50,6 +50,7 @@
 AX_BOOST_BASE([1.36])
 AX_BOOST_SYSTEM
 AX_BOOST_FILESYSTEM
+AX_BOOST_IOSTREAMS
 AX_BOOST_THREAD
 AX_BOOST_PROGRAM_OPTIONS