...containing only the wpa_gui-qt4 sub tree and the bare necessities for
a successful compile.
The current /src tree conforms wpa_supplicant-2.6/wpa_supplicant/wpa_gui-qt4
whereas current /wpa_supplicant tree conforms wpa_supplicant-2.6/src
with the bare necessities to build a Linux vesion.
The original source was taken from http://w1.fi/wpa_supplicant