java com.icl.saxon.StyleSheet -o build/na.html na.xml libs/html-cust.xsl
Creating an INDEX page . . .
mkdir -p build
java com.icl.saxon.StyleSheet -o build/index.html signate-docs.xml libs/html-cust.xsl
Error at xsl:value-of on line 238 of file:/usr/share/xml/docbook/stylesheet/nwalsh/current/html/graphics.xsl:
  Exception in extension function java.lang.UnsatisfiedLinkError: /usr/lib/jre/lib/i386/libawt.so: libXp.so.6: cannot open shared object file: No such file or directory
Transformation failed: Run-time errors were reported
make: *** [index] Error 2