tce-load -i compiletc libusb-dev

wget https://www.draisberghof.de/usb_modeswitch/usb-modeswitch-2.6.0.tar.bz2
wget https://www.draisberghof.de/usb_modeswitch/usb-modeswitch-data-20191128.tar.bz2

cd usb-modeswitch-2.6.0

edit Makefile
PREFIX      = $(DESTDIR)/usr/local

make CC="gcc -march=armv6zk -mtune=arm1176jzf-s -mfpu=vfp -Os -pipe" CXX="g++ -march=armv6zk -mtune=arm1176jzf-s -mfpu=vfp -Os -pipe -fno-exceptions -fno-rtti"

make [0m 3.85s]
sudo make install