unix: Allow to disable MICROPY_EMIT_X64 from commandline.
unix: Allow to disable MICROPY_EMIT_X64 from commandline.

emitnative in particular requires nlr_* to be real functions, so doesn't
compile with MICROPY_NLR_SETJMP=1.

chrisdearman/micropython,utopiaprince/micropython,vriera/micropython,redbear/micropython,tdautc19841202/micropython,hiway/micropython,SHA2017-badge/micropython-esp32,noahchense/micropython,mianos/micropython,tuc-osg/micropython,alex-robbins/micropython,dxxb/micropython,alex-robbins/micropython,dinau/micropython,lowRISC/micropython,suda/micropython,toolmacher/micropython,blmorris/micropython,lbattraw/micropython,dinau/micropython,ericsnowcurrently/micropython,henriknelson/micropython,omtinez/micropython,rubencabrera/micropython,pfalcon/micropython,ernesto-g/micropython,PappaPeppar/micropython,TDAbboud/micropython,suda/micropython,adamkh/micropython,tralamazza/micropython,oopy/micropython,tobbad/micropython,toolmacher/micropython,warner83/micropython,KISSMonX/micropython,bvernoux/micropython,hosaka/micropython,matthewelse/micropython,EcmaXp/micropython,ruffy91/micropython,henriknelson/micropython,lbattraw/micropython,jmarcelino/pycom-micropython,noahwilliamsson/micropython,pramasoul/micropython,firstval/micropython,noahwilliamsson/micropython,skybird6672/micropython,ahotam/micropython,mhoffma/micropython,toolmacher/micropython,ernesto-g/micropython,heisewangluo/micropython,turbinenreiter/micropython,MrSurly/micropython-esp32,torwag/micropython,pramasoul/micropython,heisewangluo/micropython,alex-robbins/micropython,ChuckM/micropython,tobbad/micropython,emfcamp/micropython,trezor/micropython,ahotam/micropython,danicampora/micropython,swegener/micropython,ganshun666/micropython,firstval/micropython,mgyenik/micropython,vitiral/micropython,deshipu/micropython,SungEun-Steve-Kim/test-mp,martinribelotta/micropython,orionrobots/micropython,cloudformdesign/micropython,blazewicz/micropython,hosaka/micropython,orionrobots/micropython,hosaka/micropython,jlillest/micropython,tobbad/micropython,pfalcon/micropython,stonegithubs/micropython,jmarcelino/pycom-micropython,cwyark/micropython,pozetroninc/micropython,EcmaXp/micropython,mgyenik/micropython,trezor/micropython,adafruit/circuitpython,pfalcon/micropython,noahchense/micropython,HenrikSolver/micropython,Peetz0r/micropython-esp32,trezor/micropython,neilh10/micropython,danicampora/micropython,MrSurly/micropython,EcmaXp/micropython,MrSurly/micropython,deshipu/micropython,puuu/micropython,hiway/micropython,hiway/micropython,rubencabrera/micropython,micropython/micropython-esp32,dhylands/micropython,ericsnowcurrently/micropython,vitiral/micropython,methoxid/micropystat,redbear/micropython,stonegithubs/micropython,methoxid/micropystat,ganshun666/micropython,jlillest/micropython,pozetroninc/micropython,dxxb/micropython,swegener/micropython,turbinenreiter/micropython,dinau/micropython,micropython/micropython-esp32,dxxb/micropython,tuc-osg/micropython,Timmenem/micropython,alex-march/micropython,dmazzella/micropython,ernesto-g/micropython,vitiral/micropython,mpalomer/micropython,stonegithubs/micropython,dinau/micropython,supergis/micropython,mianos/micropython,danicampora/micropython,alex-robbins/micropython,PappaPeppar/micropython,tdautc19841202/micropython,puuu/micropython,xuxiaoxin/micropython,adafruit/circuitpython,adafruit/micropython,hiway/micropython,Vogtinator/micropython,Timmenem/micropython,praemdonck/micropython,adafruit/circuitpython,kerneltask/micropython,kerneltask/micropython,cloudformdesign/micropython,hosaka/micropython,slzatz/micropython,rubencabrera/micropython,dxxb/micropython,emfcamp/micropython,martinribelotta/micropython,cwyark/micropython,emfcamp/micropython,utopiaprince/micropython,deshipu/micropython,warner83/micropython,turbinenreiter/micropython,swegener/micropython,heisewangluo/micropython,dhylands/micropython,vitiral/micropython,misterdanb/micropython,micropython/micropython-esp32,dinau/micropython,orionrobots/micropython,feilongfl/micropython,tuc-osg/micropython,ericsnowcurrently/micropython,SHA2017-badge/micropython-esp32,ahotam/micropython,galenhz/micropython,xhat/micropython,HenrikSolver/micropython,hiway/micropython,neilh10/micropython,firstval/micropython,blazewicz/micropython,deshipu/micropython,mpalomer/micropython,methoxid/micropystat,drrk/micropython,cwyark/micropython,aethaniel/micropython,alex-march/micropython,KISSMonX/micropython,KISSMonX/micropython,infinnovation/micropython,heisewangluo/micropython,PappaPeppar/micropython,cwyark/micropython,slzatz/micropython,lbattraw/micropython,AriZuu/micropython,ChuckM/micropython,vriera/micropython,neilh10/micropython,ganshun666/micropython,misterdanb/micropython,vriera/micropython,SungEun-Steve-Kim/test-mp,bvernoux/micropython,warner83/micropython,henriknelson/micropython,matthewelse/micropython,omtinez/micropython,infinnovation/micropython,paul-xxx/micropython,toolmacher/micropython,jmarcelino/pycom-micropython,blmorris/micropython,adamkh/micropython,infinnovation/micropython,ChuckM/micropython,adafruit/circuitpython,torwag/micropython,Vogtinator/micropython,orionrobots/micropython,trezor/micropython,adafruit/circuitpython,slzatz/micropython,EcmaXp/micropython,tralamazza/micropython,adamkh/micropython,vriera/micropython,warner83/micropython,jimkmc/micropython,tdautc19841202/micropython,stonegithubs/micropython,puuu/micropython,puuu/micropython,misterdanb/micropython,MrSurly/micropython,bvernoux/micropython,kostyll/micropython,lowRISC/micropython,AriZuu/micropython,mianos/micropython,blmorris/micropython,chrisdearman/micropython,supergis/micropython,selste/micropython,galenhz/micropython,cloudformdesign/micropython,utopiaprince/micropython,HenrikSolver/micropython,EcmaXp/micropython,cnoviello/micropython,chrisdearman/micropython,cloudformdesign/micropython,xuxiaoxin/micropython,SHA2017-badge/micropython-esp32,ruffy91/micropython,methoxid/micropystat,ericsnowcurrently/micropython,drrk/micropython,xuxiaoxin/micropython,jimkmc/micropython,selste/micropython,chrisdearman/micropython,SHA2017-badge/micropython-esp32,matthewelse/micropython,TDAbboud/micropython,adafruit/micropython,mpalomer/micropython,ganshun666/micropython,swegener/micropython,hosaka/micropython,jimkmc/micropython,pozetroninc/micropython,drrk/micropython,methoxid/micropystat,matthewelse/micropython,torwag/micropython,vriera/micropython,skybird6672/micropython,HenrikSolver/micropython,noahwilliamsson/micropython,tralamazza/micropython,misterdanb/micropython,alex-march/micropython,mhoffma/micropython,aethaniel/micropython,suda/micropython,jimkmc/micropython,omtinez/micropython,ChuckM/micropython,rubencabrera/micropython,feilongfl/micropython,noahwilliamsson/micropython,aethaniel/micropython,paul-xxx/micropython,puuu/micropython,xuxiaoxin/micropython,kostyll/micropython,adafruit/micropython,ruffy91/micropython,pramasoul/micropython,emfcamp/micropython,cnoviello/micropython,tdautc19841202/micropython,drrk/micropython,dmazzella/micropython,trezor/micropython,firstval/micropython,MrSurly/micropython-esp32,xuxiaoxin/micropython,xyb/micropython,ryannathans/micropython,kerneltask/micropython,skybird6672/micropython,pozetroninc/micropython,TDAbboud/micropython,xyb/micropython,xhat/micropython,oopy/micropython,danicampora/micropython,oopy/micropython,ericsnowcurrently/micropython,xhat/micropython,omtinez/micropython,mgyenik/micropython,dhylands/micropython,MrSurly/micropython-esp32,ruffy91/micropython,noahchense/micropython,kostyll/micropython,dmazzella/micropython,skybird6672/micropython,oopy/micropython,ceramos/micropython,ceramos/micropython,henriknelson/micropython,ahotam/micropython,mianos/micropython,vitiral/micropython,dxxb/micropython,jmarcelino/pycom-micropython,mhoffma/micropython,kerneltask/micropython,Peetz0r/micropython-esp32,kerneltask/micropython,suda/micropython,martinribelotta/micropython,supergis/micropython,galenhz/micropython,Vogtinator/micropython,deshipu/micropython,Peetz0r/micropython-esp32,heisewangluo/micropython,praemdonck/micropython,jimkmc/micropython,AriZuu/micropython,xhat/micropython,redbear/micropython,tralamazza/micropython,mpalomer/micropython,ruffy91/micropython,paul-xxx/micropython,slzatz/micropython,SHA2017-badge/micropython-esp32,supergis/micropython,kostyll/micropython,blmorris/micropython,tuc-osg/micropython,paul-xxx/micropython,oopy/micropython,noahchense/micropython,ryannathans/micropython,noahwilliamsson/micropython,lowRISC/micropython,mpalomer/micropython,rubencabrera/micropython,lbattraw/micropython,AriZuu/micropython,micropython/micropython-esp32,omtinez/micropython,mhoffma/micropython,PappaPeppar/micropython,ganshun666/micropython,pramasoul/micropython,mgyenik/micropython,aethaniel/micropython,PappaPeppar/micropython,praemdonck/micropython,dhylands/micropython,xhat/micropython,galenhz/micropython,blmorris/micropython,Peetz0r/micropython-esp32,tdautc19841202/micropython,slzatz/micropython,bvernoux/micropython,dhylands/micropython,firstval/micropython,xyb/micropython,pfalcon/micropython,feilongfl/micropython,cnoviello/micropython,turbinenreiter/micropython,suda/micropython,praemdonck/micropython,tuc-osg/micropython,mgyenik/micropython,tobbad/micropython,supergis/micropython,alex-robbins/micropython,matthewelse/micropython,selste/micropython,mianos/micropython,xyb/micropython,noahchense/micropython,adamkh/micropython,aethaniel/micropython,misterdanb/micropython,ceramos/micropython,pramasoul/micropython,redbear/micropython,blazewicz/micropython,selste/micropython,stonegithubs/micropython,ceramos/micropython,turbinenreiter/micropython,drrk/micropython,danicampora/micropython,MrSurly/micropython-esp32,TDAbboud/micropython,matthewelse/micropython,selste/micropython,orionrobots/micropython,xyb/micropython,blazewicz/micropython,ahotam/micropython,Vogtinator/micropython,MrSurly/micropython-esp32,SungEun-Steve-Kim/test-mp,ryannathans/micropython,SungEun-Steve-Kim/test-mp,cnoviello/micropython,utopiaprince/micropython,utopiaprince/micropython,paul-xxx/micropython,torwag/micropython,Timmenem/micropython,jmarcelino/pycom-micropython,skybird6672/micropython,Vogtinator/micropython,redbear/micropython,bvernoux/micropython,adafruit/micropython,chrisdearman/micropython,dmazzella/micropython,feilongfl/micropython,blazewicz/micropython,lowRISC/micropython,martinribelotta/micropython,KISSMonX/micropython,praemdonck/micropython,emfcamp/micropython,adafruit/circuitpython,KISSMonX/micropython,alex-march/micropython,toolmacher/micropython,alex-march/micropython,ernesto-g/micropython,Timmenem/micropython,Timmenem/micropython,cwyark/micropython,TDAbboud/micropython,ceramos/micropython,ernesto-g/micropython,neilh10/micropython,jlillest/micropython,infinnovation/micropython,martinribelotta/micropython,AriZuu/micropython,pozetroninc/micropython,adafruit/micropython,galenhz/micropython,mhoffma/micropython,cnoviello/micropython,ryannathans/micropython,infinnovation/micropython,henriknelson/micropython,HenrikSolver/micropython,tobbad/micropython,jlillest/micropython,MrSurly/micropython,lbattraw/micropython,pfalcon/micropython,ryannathans/micropython,micropython/micropython-esp32,SungEun-Steve-Kim/test-mp,cloudformdesign/micropython,feilongfl/micropython,kostyll/micropython,ChuckM/micropython,adamkh/micropython,lowRISC/micropython,MrSurly/micropython,swegener/micropython,neilh10/micropython,warner83/micropython,Peetz0r/micropython-esp32,jlillest/micropython,torwag/micropython