configure: error: Library requirements (libgnome-2.0 >= 2.0.0
libgnomeui-2.0 >= 2.0.0
gtk+-2.0 >= 2.4.0
gnome-vfs-2.0 >= 2.6.0
libglade-2.0 >= 2.3.6) not met; consider adjusting the PKG_CONFIG_PATH environment variable if your libraries are in a nonstandard prefix so pkg-config can find them.