The last version of libusb which built successfully on kfreebsd-* was 2:0.1.12-20, that was on the last day of 2011.
However it does not build any more, I just tried in sid-kfreebsd-i386-dchroot on fischer - see messages below. This strongly suggests that the FTBFS in 2:0.1.12-21 is not due to a change to libusb, but due to an unrelated change in some kfreebsd API. i486-kfreebsd-gnu-gcc -DHAVE_CONFIG_H -I. -D_FORTIFY_SOURCE=2 -Werror -g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat -Werror=format-security -Wall -MT bsd.lo -MD -MP -MF .deps/bsd.Tpo -c ../bsd.c -fPIC -DPIC -o .libs/bsd.o ../bsd.c: In function 'usb_set_altinterface': ../bsd.c:236:7: error: 'struct usb_alt_interface' has no member named 'interface_index' ../bsd.c:237:7: error: 'struct usb_alt_interface' has no member named 'alt_no' ../bsd.c: In function 'usb_control_msg': ../bsd.c:457:6: error: 'struct usb_ctl_request' has no member named 'request' ../bsd.c:458:6: error: 'struct usb_ctl_request' has no member named 'request' ../bsd.c:459:3: error: 'struct usb_ctl_request' has no member named 'request' ../bsd.c:459:3: error: 'struct usb_ctl_request' has no member named 'request' ../bsd.c:459:3: error: left-hand operand of comma expression has no effect [-Werror=unused-value] ../bsd.c:460:3: error: 'struct usb_ctl_request' has no member named 'request' ../bsd.c:460:3: error: 'struct usb_ctl_request' has no member named 'request' ../bsd.c:460:3: error: left-hand operand of comma expression has no effect [-Werror=unused-value] ../bsd.c:461:3: error: 'struct usb_ctl_request' has no member named 'request' ../bsd.c:461:3: error: 'struct usb_ctl_request' has no member named 'request' ../bsd.c:461:3: error: left-hand operand of comma expression has no effect [-Werror=unused-value] ../bsd.c:463:6: error: 'struct usb_ctl_request' has no member named 'data' ../bsd.c:464:6: error: 'struct usb_ctl_request' has no member named 'flags' ../bsd.c:480:10: error: 'struct usb_ctl_request' has no member named 'request' ../bsd.c:480:10: error: 'struct usb_ctl_request' has no member named 'request' ../bsd.c: In function 'usb_os_find_devices': ../bsd.c:541:7: error: 'struct usb_device_info' has no member named 'addr' ../bsd.c:547:9: error: 'struct usb_device_info' has no member named 'devnames' ../bsd.c:547:9: error: 'struct usb_device_info' has no member named 'devnames' ../bsd.c:547:9: error: 'struct usb_device_info' has no member named 'devnames' ../bsd.c:547:9: error: 'struct usb_device_info' has no member named 'devnames' ../bsd.c:547:9: error: left-hand operand of comma expression has no effect [-Werror=unused-value] ../bsd.c:547:9: error: 'struct usb_device_info' has no member named 'devnames' ../bsd.c:547:9: error: 'struct usb_device_info' has no member named 'devnames' ../bsd.c:547:9: error: value computed is not used [-Werror=unused-value] ../bsd.c:547:9: error: 'struct usb_device_info' has no member named 'devnames' ../bsd.c:547:9: error: 'struct usb_device_info' has no member named 'devnames' ../bsd.c:547:9: error: 'struct usb_device_info' has no member named 'devnames' ../bsd.c:547:9: error: 'struct usb_device_info' has no member named 'devnames' ../bsd.c:547:9: error: 'struct usb_device_info' has no member named 'devnames' ../bsd.c:547:9: error: left-hand operand of comma expression has no effect [-Werror=unused-value] ../bsd.c:547:9: error: 'struct usb_device_info' has no member named 'devnames' ../bsd.c:547:9: error: 'struct usb_device_info' has no member named 'devnames' ../bsd.c:547:9: error: 'struct usb_device_info' has no member named 'devnames' ../bsd.c:547:9: error: 'struct usb_device_info' has no member named 'devnames' ../bsd.c:547:9: error: 'struct usb_device_info' has no member named 'devnames' ../bsd.c:547:9: error: 'struct usb_device_info' has no member named 'devnames' ../bsd.c:547:9: error: 'struct usb_device_info' has no member named 'devnames' ../bsd.c:547:9: error: 'struct usb_device_info' has no member named 'devnames' ../bsd.c:547:9: error: 'struct usb_device_info' has no member named 'devnames' ../bsd.c:547:9: error: 'struct usb_device_info' has no member named 'devnames' ../bsd.c:547:9: error: 'struct usb_device_info' has no member named 'devnames' ../bsd.c:547:9: error: 'struct usb_device_info' has no member named 'devnames' ../bsd.c:552:49: error: 'struct usb_device_info' has no member named 'devnames' ../bsd.c: In function 'usb_control_msg': ../bsd.c:481:1: error: control reaches end of non-void function [-Werror=return-type] cc1: all warnings being treated as errors -- Marcin Owsiany <porri...@debian.org> http://marcin.owsiany.pl/ GnuPG: 2048R/02F946FC 35E9 1344 9F77 5F43 13DD 6423 DBF4 80C6 02F9 46FC -- To UNSUBSCRIBE, email to debian-bugs-rc-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org