According to the "hardware info" app, the Dinc4G... Doesn't have a gyro! (the same app does show a gyro on my gf's Sensation)
Here 's a snap that list all 5 hw sensors that we have:
HTC Dinc4G LTE 1 (S-OFF)
... @ Pac4.3.1 (20140130!) MIKU_SO-04E TWRP 22.214.171.124n == ALIVE via RIFF-JTAG
HTC Dinc4G LTE 2 (S-OFF'ed _after_ the 2014-OTA!!!) ... @ Viper w/ InfernalK99-147u11
TWRP126.96.36.199n & PSM ...