thansen@e1405 ~/Desktop/nautilus-ifolder3-3.6.7092.1 $ ./autogen.sh 
+ rm -rf autom4te.cache
+ rm -f config.cache
+ run_versioned aclocal 1.7
+ local P
+ type -p aclocal-1.7
+ P=aclocal-1.7
+ shift 2
+ aclocal-1.7
+ libtoolize -c --force
+ intltoolize -c --force
You should update your 'aclocal.m4' by running aclocal.
+ aclocal
+ autoheader
+ run_versioned automake 1.7 -a -c --foreign
+ local P
+ type -p automake-1.7
+ P=automake-1.7
+ shift 2
+ automake-1.7 -a -c --foreign
libnautilus_ifolder_la_LDFLAGS: variable `XML2_LIBS' is used but `XML2_LIBS' is undefined