Index: trunk/psModules/configure.ac
===================================================================
--- trunk/psModules/configure.ac	(revision 8918)
+++ trunk/psModules/configure.ac	(revision 9022)
@@ -65,11 +65,15 @@
 AC_SUBST([SRCDIRS],${SRCDIRS=})
 
-dnl handle debug building
+dnl handle optimized building
 AC_ARG_ENABLE(optimize,
   [AS_HELP_STRING(--enable-optimize,enable compiler optimization)],
   [AC_MSG_RESULT(compile optimization enabled)
-   CFLAGS="${CFLAGS=} -O2"],
+   CFLAGS="${CFLAGS=} -O2"
+   PSLIB_CFLAGS="${PSLIB_CFLAGS=} -DPS_NO_TRACE"],
   [AC_MSG_RESULT([compile optimization disabled])
-   CFLAGS="${CFLAGS=} -O0 -g"]
+    if test x"${CFLAGS}" == x; then
+      CFLAGS="-pipe -O0 -g"
+    fi
+  ]
 )