stm32/modnwwiznet5k: Implement stream ioctl for the Wiznet driver.
stm32/modnwwiznet5k: Implement stream ioctl for the Wiznet driver.

Now supports polling for read and write ability.

pozetroninc/micropython,blazewicz/micropython,torwag/micropython,tobbad/micropython,ryannathans/micropython,pramasoul/micropython,tobbad/micropython,infinnovation/micropython,adafruit/circuitpython,pramasoul/micropython,swegener/micropython,lowRISC/micropython,torwag/micropython,MrSurly/micropython-esp32,kerneltask/micropython,bvernoux/micropython,adafruit/micropython,MrSurly/micropython,adafruit/micropython,MrSurly/micropython-esp32,AriZuu/micropython,tobbad/micropython,blazewicz/micropython,tralamazza/micropython,tralamazza/micropython,MrSurly/micropython,MrSurly/micropython-esp32,blazewicz/micropython,torwag/micropython,swegener/micropython,kerneltask/micropython,micropython/micropython-esp32,blazewicz/micropython,adafruit/micropython,kerneltask/micropython,adafruit/circuitpython,henriknelson/micropython,bvernoux/micropython,adafruit/circuitpython,bvernoux/micropython,pfalcon/micropython,adafruit/circuitpython,MrSurly/micropython-esp32,pramasoul/micropython,bvernoux/micropython,dmazzella/micropython,adafruit/circuitpython,MrSurly/micropython,selste/micropython,dmazzella/micropython,swegener/micropython,tobbad/micropython,pozetroninc/micropython,selste/micropython,kerneltask/micropython,AriZuu/micropython,selste/micropython,adafruit/micropython,MrSurly/micropython,adafruit/circuitpython,tobbad/micropython,infinnovation/micropython,pfalcon/micropython,pfalcon/micropython,pozetroninc/micropython,pramasoul/micropython,trezor/micropython,henriknelson/micropython,MrSurly/micropython,dmazzella/micropython,swegener/micropython,lowRISC/micropython,pozetroninc/micropython,swegener/micropython,torwag/micropython,lowRISC/micropython,AriZuu/micropython,bvernoux/micropython,dmazzella/micropython,tralamazza/micropython,pfalcon/micropython,adafruit/micropython,trezor/micropython,micropython/micropython-esp32,ryannathans/micropython,torwag/micropython,trezor/micropython,pfalcon/micropython,henriknelson/micropython,micropython/micropython-esp32,pozetroninc/micropython,ryannathans/micropython,ryannathans/micropython,pramasoul/micropython,AriZuu/micropython,trezor/micropython,lowRISC/micropython,selste/micropython,tralamazza/micropython,micropython/micropython-esp32,lowRISC/micropython,selste/micropython,blazewicz/micropython,henriknelson/micropython,micropython/micropython-esp32,infinnovation/micropython,infinnovation/micropython,AriZuu/micropython,kerneltask/micropython,henriknelson/micropython,ryannathans/micropython,infinnovation/micropython,MrSurly/micropython-esp32,trezor/micropython