Could be... I may have to dig out my pi to test this.
I re-upgraded to 3.5.1 and output below:
pi@raspberrypi ~/clones/bfgminer $ sudo bfgminer -cusr/local/etc/miner.conf -S NFY:all -D -d?
[2013-11-09 23:43:50] setrlimit: Soft fd limit not being changed from 1024 (FD_SETSIZE=1024; hard limit=4096)
[2013-11-09 23:43:50] Started bfgminer 3.5.1
[2013-11-09 23:43:50] Loaded configuration fileusr/local/etc/miner.conf
[2013-11-09 23:43:50] hidapi_try_lib: Couldn't load libhidapi.so: libhidapi.so: cannot open shared object file: No such file or directory
[2013-11-09 23:43:50] hidapi_try_lib: Couldn't load libhidapi-0.so: libhidapi-0.so: cannot open shared object file: No such file or directory
[2013-11-09 23:43:50] hidapi_try_lib: Successfully loaded libhidapi-hidraw.so
[2013-11-09 23:43:50] hid_devinfo_scan: Found "NanoFury NF1 v0.6" serial "0000068980"
[2013-11-09 23:43:50] hid_devinfo_scan: Found "NanoFury NF1 v0.6" serial "0000068550"
[2013-11-09 23:43:51] lowlevel_scan: Found hid device at hid:/dev/hidraw0 (path=/dev/hidraw0, vid=04d8, pid=00de, manuf=Microchip Technology Inc., prod=NanoFury NF1 v0.6, serial=0000068550)
[2013-11-09 23:43:51] lowlevel_scan: Found hid device at hid:/dev/hidraw1 (path=/dev/hidraw1, vid=04d8, pid=00de, manuf=Microchip Technology Inc., prod=NanoFury NF1 v0.6, serial=0000068980)
[2013-11-09 23:43:51] lowlevel_scan: Found mcp2210 device at hid:/dev/hidraw1 (path=/dev/hidraw1, vid=04d8, pid=00de, manuf=Microchip Technology Inc., prod=NanoFury NF1 v0.6, serial=0000068980)
[2013-11-09 23:43:51] lowlevel_scan: Found mcp2210 device at hid:/dev/hidraw0 (path=/dev/hidraw0, vid=04d8, pid=00de, manuf=Microchip Technology Inc., prod=NanoFury NF1 v0.6, serial=0000068550)
[2013-11-09 23:43:51] mcp2210_set_cfg_spi: Error setting current SPI config (248)
[2013-11-09 23:43:51] nanofury_foundlowl: Matched "NanoFury NF1 v0.6" serial "0000068980", but failed to detect nanofury
[2013-11-09 23:43:51] mcp2210_set_cfg_spi: Error setting current SPI config (248)
[2013-11-09 23:43:51] nanofury_foundlowl: Matched "NanoFury NF1 v0.6" serial "0000068550", but failed to detect nanofury
[2013-11-09 23:43:51] Devices detected:
0 devices listed
Like I stated in a different thread.
/dev/hidraw* are present but are created with 600 root:root and no t sticky bit.
I've manually changed those with no difference in the results.