--- /tmp/configure.ac	2008-10-29 18:53:23.000000000 +0100
+++ xorg-server-1.4.2/configure.ac	2008-10-29 18:53:40.000000000 +0100
@@ -865,7 +865,7 @@
        FONTPATH="built-ins"
 fi
 
-if test "x$XCALIBRATE" = xyes && test "$KDRIVE" = yes; then
+if test "x$XCALIBRATE" = xyes ; then
    AC_DEFINE(XCALIBRATE, 1, [Build XCalibrate extension])
    REQUIRED_MODULES="$REQUIRED_MODULES xcalibrateproto"
 else