libxi: upgrade from 1.4.0 to the latest version 1.4.2
Add --enable-specs=no to disable spec generation to work around the issue:
SEVERE: Error with opening URL 'http://docbook.sourceforge.net/release/images/draft.png': No route to host
Apr 11, 2011 4:06:18 PM org.apache.fop.fo.properties.CommonBorderPaddingBackground <init>
SEVERE: Background image not available: http://docbook.sourceforge.net/release/images/draft.png