Cygwin setup 1.7 packages needed; this is not a complete list.
Build Tools
gcc4-g++ (Devel)
libtool (Devel)
make (Devel)
pkg-config (Devel)
subversion (Devel)
zip (Archive)
Code Packages
atk-devel (Gnome)
gtk2-x11-devel (Devel, Graphic, Libs
pango-devel (Devel, Libs, Test)
Test before doing configure
pkg-config gtk+-2.0 --libs
g++ -v