diff -urN ltxml-1.2.7.orig/XML/configure.in ltxml-1.2.7/XML/configure.in
--- ltxml-1.2.7.orig/XML/configure.in	2004-04-05 19:49:57 +0400
+++ ltxml-1.2.7/XML/configure.in	2005-01-31 21:11:27 +0300
@@ -72,10 +72,10 @@
 if test "$GCC"
  then
   WARN="-Wall -Wwrite-strings -Wpointer-arith -Wnested-externs -Wbad-function-cast"
-  CFLAGS=-O2
+  CFLAGS="$CFLAGS -O2"
  else
   WARN=
-  CFLAGS=
+  CFLAGS="$CFLAGS"
 fi
 
 AC_LANG_C