Index: trunk/psLib/configure.in
===================================================================
--- trunk/psLib/configure.in	(revision 3123)
+++ trunk/psLib/configure.in	(revision 3127)
@@ -1,5 +1,5 @@
 AC_INIT([pslib],[1.5])
 AM_CONFIG_HEADER(src/config.h)
-AM_INIT_AUTOMAKE(pslib, 1.5)
+AM_INIT_AUTOMAKE(pslib, 1.4)
 
 PSLIB_LT_VERSION="0:0:0"
@@ -125,4 +125,8 @@
 AC_CHECK_LIB(mx,sqrtf)
 
+DOXYGEN="doxygen Doxyfile"
+AC_CHECK_PROG(DOXYGEN,doxygen,[echo Doxygen not detected in configure stage.])
+AC_SUBST(DOXYGEN,$DOXYGEN)
+
 dnl ---------------- export variables --------------------