--- inn-2.4.3/configure.in.orig	2008-02-17 20:05:39.668274380 +0100
+++ inn-2.4.3/configure.in	2008-02-17 21:43:24.334482662 +0100
@@ -577,7 +577,7 @@
 AC_SEARCH_LIBS(setproctitle, util,
     [AC_DEFINE(HAVE_SETPROCTITLE, 1,
         [Define if you have the setproctitle function.])],
-    [LIBOBJS="$LIBOBJS setproctitle.o"
+    [AC_LIBOBJ([setproctitle])
      AC_CHECK_FUNCS(pstat)])
 
 dnl The rat's nest of networking libraries.  The common cases are not to
@@ -1125,7 +1125,7 @@
 )])
 AC_MSG_RESULT($ac_cv_type_$1)
 if test x"$ac_cv_type_$1" = xno ; then
-    AC_DEFINE_UNQUOTED($1, $2)
+    AC_DEFINE_UNQUOTED($1, $2, [Define if $1 type does not exist])
 fi])
 
 INN_CHECK_TYPE(sig_atomic_t, int, [#include <signal.h>])
@@ -1373,7 +1373,7 @@
     AC_DEFINE([HAVE_INET_NTOA], 1,
               [Define if your system has a working inet_ntoa function.])
 else
-    LIBOBJS="$LIBOBJS inet_ntoa.${ac_objext}"
+    AC_LIBOBJ([inet_ntoa])
 fi])
 INN_FUNC_INET_NTOA
 
@@ -1521,7 +1521,7 @@
     AC_DEFINE([HAVE_SNPRINTF], 1,
         [Define if your system has a working snprintf function.])
 else
-    LIBOBJS="$LIBOBJS snprintf.${ac_objext}"
+    AC_LIBOBJ([snprintf])
 fi])
 INN_FUNC_SNPRINTF
 
@@ -1627,7 +1627,7 @@
             inn_cv_func_mmap=no,
             inn_cv_func_mmap=no)])
 if test $inn_cv_func_mmap = yes ; then
-    AC_DEFINE(HAVE_MMAP)
+    AC_DEFINE(HAVE_MMAP, 1, [Define if mmap function works])
 fi])
 
 dnl Source used by INN_FUNC_MMAP_NEEDS_MSYNC.