export CFLAGS="-march=i486 -mtune=i686 -Os -pipe"
export CXXFLAGS="-march=i486 -mtune=i686 -Os -pipe"
export PKG_CONFIG_PATH=/usr/lib/pkgconfig:/usr/local/lib/pkgconfig

libsigc++-2.2.3
---------------

./configure --prefix=/usr/local

remove "reference" from Makefile.am/.in in docs (doxygen error) 

make
sudo make install-strip

glibmm-2.16.4
-------------
libxslt.tcel required

./configure --prefix=/usr/local
make
sudo make install-strip

cairomm-1.6.4
-------------
./configure --prefix=/usr/local
make
sudo make install-strip

gtkmm-2.12.7
------------
libxslt.tcel required

./configure --prefix=/usr/local --disable-examples --disable-demos --disable-docs
make
sudo make install-strip