+### Check how the files should be packaged
+LYX_USE_PACKAGING
+# fix the value of the prefixes.
+test "x$prefix" = xNONE && prefix=$default_prefix
+test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
+if echo $prefix |grep ' ' >/dev/null 2>/dev/null ; then
+ LYX_WARNING([The installation prefix \"${prefix}\" contains a space, which
+ causes problems with the Makefiles. The installation will be done in
+ directory \"`pwd`/installprefix\" instead. Please move its contents to
+ the right place after installation.])
+ prefix=`pwd`/installprefix
+fi
+