commit e1dc1cfbd0f04c5fd2817aed7beef1c23df30b08
Author: Felix Schwarz <felix.schwarz@oss.schwarz.eu>
Date:   Mon Dec 12 11:48:58 2016 +0100

    libidemm: fix autotools check for gtkmm

diff --git a/libidemm/configure.ac b/libidemm/configure.ac
index f25c8b5..700eec1 100644
--- a/libidemm/configure.ac
+++ b/libidemm/configure.ac
@@ -26,7 +26,7 @@ AS_IF([test x$enable_idemm != xno],[
 			  [have_gtkmm=yes],
 			  [have_gtkmm=no])
 
-        AS_IF([test x$enable_idemm = xyes && test x$have_idemm = xno],[
+        AS_IF([test x$enable_idemm = xyes && test x$have_gtkmm = xno],[
 	       	AC_MSG_ERROR([--enable-idemm requires gtkmm >= gtkmm_required_version])
 	])
 
