--- /dev/null
+--- liboil-0.3.1/configure.ac.orig 2005-03-17 19:44:51.000000000 +0100
++++ liboil-0.3.1/configure.ac 2005-03-21 20:53:43.000000000 +0100
+@@ -147,6 +147,7 @@
+ AC_CHECK_HEADER(ieee754.h,
+ AC_DEFINE(HAVE_IEEE754_H, 1, [Define if ieee754.h exists]))
+
++LIBOIL_CFLAGS="$CFLAGS"
+ AS_COMPILER_FLAG(-Wall, LIBOIL_CFLAGS="$LIBOIL_CFLAGS -Wall")
+ if test "x$LIBOIL_CVS" = "xyes"
+ then
+@@ -163,7 +164,7 @@
+ true)
+ fi
+
+-LIBOIL_CFLAGS="$LIBOIL_CFLAGS -D_GNU_SOURCE -D_POSIX_C_SOURCE=200112L -I\$(top_srcdir) -O2"
++LIBOIL_CFLAGS="$LIBOIL_CFLAGS -D_GNU_SOURCE -D_POSIX_C_SOURCE=200112L -I\$(top_srcdir)"
+ AC_SUBST(LIBOIL_CFLAGS)
+
+ LIBOIL_LIBS="\$(top_builddir)/liboil/liboil-$LIBOIL_MAJORMINOR.la"
+@@ -172,9 +173,6 @@
+ pkgconfigdir="\$(libdir)/pkgconfig"
+ AC_SUBST(pkgconfigdir)
+
+-#CFLAGS=`echo "$CFLAGS" | sed -e 's/-O[0-9*]//g'`
+-CFLAGS="-g"
+-
+ AC_CONFIG_FILES([
+ Makefile
+ doc/Makefile