File automake_113.patch of Package virtuoso
diff -urNB virtuoso-opensource-6.1.6/configure.in new.virtuoso/configure.in
--- virtuoso-opensource-6.1.6/configure.in 2013-04-11 13:32:39.887369045 +0200
+++ new.virtuoso/configure.in 2013-04-11 13:34:33.634947005 +0200
@@ -36,7 +36,7 @@
AC_CONFIG_SRCDIR([libsrc/Dk.h])
AC_CONFIG_AUX_DIR([binsrc/config])
AC_CONFIG_MACRO_DIR([binsrc/config])
-AM_CONFIG_HEADER([libsrc/Dk/config.h])
+AC_CONFIG_HEADER([libsrc/Dk/config.h])
dnl
dnl You may need to change the next macro for older versions of automake: