git bisect start
# good: [af1e2d29e80ce31e54cad771b47d31bdb846b695] bump version to 0.5.0
git bisect good af1e2d29e80ce31e54cad771b47d31bdb846b695
# good: [af1e2d29e80ce31e54cad771b47d31bdb846b695] bump version to 0.5.0
git bisect good af1e2d29e80ce31e54cad771b47d31bdb846b695
# bad: [b04c2f9f035c5aede43d731e5d58e4725d2f8bb4] fix for msvc14
git bisect bad b04c2f9f035c5aede43d731e5d58e4725d2f8bb4
# good: [7855c7c8768c91fd47425136bb4c151d0abdc224] rtl_tcp: clean up error handling
git bisect good 7855c7c8768c91fd47425136bb4c151d0abdc224
# good: [0a90c7d4177a61b2272098e7c89553726401f836] rtl_test: update copyright header
git bisect good 0a90c7d4177a61b2272098e7c89553726401f836
# good: [c5dc459fc51d4b6721a7c0457ac0cddbb3213b2c] Correct return code of e4k_reg_write().
git bisect good c5dc459fc51d4b6721a7c0457ac0cddbb3213b2c
# good: [e3c03f738f5aef4dc51e2b741fbdb542b9cc1bb1] lib: check for libusb init failure
git bisect good e3c03f738f5aef4dc51e2b741fbdb542b9cc1bb1
# bad: [2be1612e604f950ba21ef6ff12488eab62e66ad5] lib: Use GPIO P0 to toggle an (optional) bias-t
git bisect bad 2be1612e604f950ba21ef6ff12488eab62e66ad5
# bad: [ba64a7459a43652354990855176a7d8dad5b9d54] lib: fix direction bit in GPIO code
git bisect bad ba64a7459a43652354990855176a7d8dad5b9d54
# good: [e3e6ee23b7f052327bf64c6908f5c09b75029edc] lib: add new HanfTek dongle
git bisect good e3e6ee23b7f052327bf64c6908f5c09b75029edc
# first bad commit: [ba64a7459a43652354990855176a7d8dad5b9d54] lib: fix direction bit in GPIO code