Index: man-db-2.5.2/configure.ac
===================================================================
--- man-db-2.5.2.orig/configure.ac
+++ man-db-2.5.2/configure.ac
@@ -20,6 +20,8 @@ dnl
 AC_PROG_CC
 AC_PROG_CPP
 AC_GNU_SOURCE
+AM_PROG_AR
+AM_PROG_CC_C_O
 dnl 
 dnl check for system defaults
 dnl
diff -urN man-db-2.5.2.orig/aclocal.m4 man-db-2.5.2/aclocal.m4
--- man-db-2.5.2.orig/aclocal.m4	2012-07-02 05:51:00.699476202 +0800
+++ man-db-2.5.2/aclocal.m4	2012-07-02 05:51:15.795287476 +0800
@@ -449,7 +449,7 @@
 AM_MISSING_PROG(MAKEINFO, makeinfo)
 AM_PROG_INSTALL_SH
 AM_PROG_INSTALL_STRIP
-AC_REQUIRE([AM_PROG_MKDIR_P])dnl
+AC_REQUIRE([AC_PROG_MKDIR_P])dnl
 # We need awk for the "check" target.  The system "awk" is bad on
 # some platforms.
 AC_REQUIRE([AC_PROG_AWK])dnl
@@ -625,10 +625,10 @@
 # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.
 
-# AM_PROG_MKDIR_P
+# AC_PROG_MKDIR_P
 # ---------------
 # Check for `mkdir -p'.
-AC_DEFUN([AM_PROG_MKDIR_P],
+AC_DEFUN([AC_PROG_MKDIR_P],
 [AC_PREREQ([2.60])dnl
 AC_REQUIRE([AC_PROG_MKDIR_P])dnl
 dnl Automake 1.8 to 1.9.6 used to define mkdir_p.  We now use MKDIR_P,
diff -urN man-db-2.5.2.orig/configure.ac man-db-2.5.2/configure.ac
--- man-db-2.5.2.orig/configure.ac	2012-07-02 05:51:00.679476451 +0800
+++ man-db-2.5.2/configure.ac	2012-07-02 06:39:30.342100663 +0800
@@ -4,7 +4,7 @@
 # Initialise and check we're in the correct directory.
 AC_INIT([man-db], [2.5.2], [cjwatson@debian.org])
 AC_CONFIG_AUX_DIR(tools)
-AM_INIT_AUTOMAKE([1.10 -Wall -Werror foreign])
+AM_INIT_AUTOMAKE([1.10 -Wall foreign])
 AC_PREREQ([2.59])
 AC_CONFIG_SRCDIR(src/man.c)
 
diff -urN man-db-2.5.2.orig/gnulib/m4/gnulib-common.m4 man-db-2.5.2/gnulib/m4/gnulib-common.m4
--- man-db-2.5.2.orig/gnulib/m4/gnulib-common.m4	2012-07-02 05:51:00.657476726 +0800
+++ man-db-2.5.2/gnulib/m4/gnulib-common.m4	2012-07-02 05:51:15.795287476 +0800
@@ -36,7 +36,7 @@
 # Remove this macro when we can assume autoconf >= 2.60.
 m4_ifdef([AC_PROG_MKDIR_P], [], [
   AC_DEFUN([AC_PROG_MKDIR_P],
-    [AC_REQUIRE([AM_PROG_MKDIR_P])dnl defined by automake
+    [AC_REQUIRE([AC_PROG_MKDIR_P])dnl defined by automake
      MKDIR_P='$(mkdir_p)'
      AC_SUBST([MKDIR_P])])])
 
diff -urN man-db-2.5.2.orig/m4/intl.m4 man-db-2.5.2/m4/intl.m4
--- man-db-2.5.2.orig/m4/intl.m4	2012-07-02 05:51:00.681476426 +0800
+++ man-db-2.5.2/m4/intl.m4	2012-07-02 05:51:15.796287464 +0800
@@ -25,7 +25,7 @@
 AC_DEFUN([AM_INTL_SUBDIR],
 [
   AC_REQUIRE([AC_PROG_INSTALL])dnl
-  AC_REQUIRE([AM_PROG_MKDIR_P])dnl defined by automake
+  AC_REQUIRE([AC_PROG_MKDIR_P])dnl defined by automake
   AC_REQUIRE([AC_PROG_CC])dnl
   AC_REQUIRE([AC_CANONICAL_HOST])dnl
   AC_REQUIRE([gt_GLIBC2])dnl
diff -urN man-db-2.5.2.orig/m4/po.m4 man-db-2.5.2/m4/po.m4
--- man-db-2.5.2.orig/m4/po.m4	2012-07-02 05:51:00.681476426 +0800
+++ man-db-2.5.2/m4/po.m4	2012-07-02 05:51:15.796287464 +0800
@@ -24,7 +24,7 @@
 [
   AC_REQUIRE([AC_PROG_MAKE_SET])dnl
   AC_REQUIRE([AC_PROG_INSTALL])dnl
-  AC_REQUIRE([AM_PROG_MKDIR_P])dnl defined by automake
+  AC_REQUIRE([AC_PROG_MKDIR_P])dnl defined by automake
   AC_REQUIRE([AM_NLS])dnl
 
   dnl Release version of the gettext macros. This is used to ensure that