diff -up distcache-1.5.1/configure.ac.automake-1_13 distcache-1.5.1/configure.ac
--- distcache-1.5.1/configure.ac.automake-1_13	2013-01-04 07:40:07.847263661 +0100
+++ distcache-1.5.1/configure.ac	2013-01-04 07:40:07.883263308 +0100
@@ -12,7 +12,7 @@ echo "----------------------------------
 AM_INIT_AUTOMAKE(distcache, 1.5.1)
 
 AC_CONFIG_SRCDIR(sessserver/server.c)
-AM_CONFIG_HEADER(config.h)
+AC_CONFIG_HEADERS(config.h)
 
 # Checks for programs.
 AC_PROG_CC
diff -up distcache-1.5.1/ssl/configure.ac.automake-1_13 distcache-1.5.1/ssl/configure.ac
--- distcache-1.5.1/ssl/configure.ac.automake-1_13	2013-01-04 07:40:07.851263622 +0100
+++ distcache-1.5.1/ssl/configure.ac	2013-01-04 07:41:07.797674989 +0100
@@ -10,7 +10,7 @@ echo "----------------------------------
 AM_INIT_AUTOMAKE(distcache-ssl, 1.5.1)
 
 AC_CONFIG_SRCDIR(swamp/swamp.c)
-AM_CONFIG_HEADER(config.h)
+AC_CONFIG_HEADERS(config.h)
 
 # Checks for programs.
 AC_PROG_CC