--- configure.in.org	2008-08-24 21:48:16.371754232 +1000
+++ configure.in	2008-08-24 21:49:29.076460416 +1000
@@ -25,6 +25,7 @@
 dnl ===========================================================================
 
 # libtool shared library version
+m4_pattern_allow([^LT_(CURRENT|REVISION|AGE)$])dnl
 
 # Increment if the interface has additions, changes, removals.
 m4_define(LT_CURRENT, 22)
@@ -63,6 +64,7 @@
 AC_PROG_CC
 AC_PROG_CPP
 AC_PROG_CXX dnl required for BeOS (and cannot be a conditional dependency)
+AC_PROG_CC_C_O
 AC_LIBTOOL_WIN32_DLL
 AC_PROG_LIBTOOL dnl required version (1.4) DON'T REMOVE!
 AC_STDC_HEADERS