@@ -, +, @@ 
---
--- a/gtk-nodoka-engine/configure.ac	
+++ a/gtk-nodoka-engine/configure.ac	
@@ -6,6 +6,7 @@ AM_INIT_AUTOMAKE([-Wall -Werror tar-pax])
 dnl Initialize maintainer mode
 AM_MAINTAINER_MODE
 
+AM_PROG_AR
 AC_PROG_CC
 AC_PROG_CC_STDC
 AC_PROG_INSTALL