Bring in declaration of atoi
Bring in declaration of atoi

./bootstrap.py fails on some platforms without this include
maruel/ninja,pathscale/ninja,fifoforlifo/ninja,kissthink/ninja,guiquanz/ninja,drbo/ninja,bradking/ninja,autopulated/ninja,fuchsia-mirror/third_party-ninja,mohamed/ninja,lizh06/ninja,yannicklm/ninja,mydongistiny/ninja,jendrikillner/ninja,Ju2ender/ninja,TheOneRing/ninja,hnney/ninja,sxlin/dist_ninja,nico/ninja,ilor/ninja,bmeurer/ninja,automeka/ninja,dendy/ninja,fuchsia-mirror/third_party-ninja,atetubou/ninja,synaptek/ninja,bmeurer/ninja,kimgr/ninja,nickhutchinson/ninja,atetubou/ninja,rnk/ninja,colincross/ninja,ThiagoGarciaAlves/ninja,Maratyszcza/ninja-pypi,guiquanz/ninja,nocnokneo/ninja,iwadon/ninja,sorbits/ninja,ignatenkobrain/ninja,ctiller/ninja,sorbits/ninja,bmeurer/ninja,jimon/ninja,colincross/ninja,sgraham/ninja,sxlin/dist_ninja,moroten/ninja,nocnokneo/ninja,nicolasdespres/ninja,TheOneRing/ninja,juntalis/ninja,mdempsky/ninja,ignatenkobrain/ninja,atetubou/ninja,dorgonman/ninja,drbo/ninja,bmeurer/ninja,jendrikillner/ninja,ctiller/ninja,AoD314/ninja,metti/ninja,nafest/ninja,fifoforlifo/ninja,liukd/ninja,ndsol/subninja,vvvrrooomm/ninja,dpwright/ninja,nicolasdespres/ninja,liukd/ninja,synaptek/ninja,nickhutchinson/ninja,dpwright/ninja,fuchsia-mirror/third_party-ninja,Qix-/ninja,sgraham/ninja,dorgonman/ninja,Qix-/ninja,sgraham/ninja,jimon/ninja,jhanssen/ninja,hnney/ninja,ninja-build/ninja,fuchsia-mirror/third_party-ninja,Ju2ender/ninja,rjogrady/ninja,jimon/ninja,purcell/ninja,mydongistiny/ninja,martine/ninja,juntalis/ninja,maruel/ninja,jhanssen/ninja,purcell/ninja,sorbits/ninja,jimon/ninja,nico/ninja,kimgr/ninja,liukd/ninja,jhanssen/ninja,maruel/ninja,iwadon/ninja,glensc/ninja,yannicklm/ninja,bradking/ninja,ndsol/subninja,Qix-/ninja,juntalis/ninja,ctiller/ninja,tfarina/ninja,drbo/ninja,pck/ninja,mdempsky/ninja,dorgonman/ninja,ninja-build/ninja,nicolasdespres/ninja,liukd/ninja,rnk/ninja,nafest/ninja,jendrikillner/ninja,iwadon/ninja,rjogrady/ninja,yannicklm/ninja,guiquanz/ninja,ThiagoGarciaAlves/ninja,martine/ninja,syntheticpp/ninja,kissthink/ninja,kissthink/ninja,nicolasdespres/ninja,ignatenkobrain/ninja,tfarina/ninja,ilor/ninja,sxlin/dist_ninja,maruel/ninja,ndsol/subninja,ndsol/subninja,tfarina/ninja,AoD314/ninja,sxlin/dist_ninja,mohamed/ninja,automeka/ninja,rnk/ninja,nocnokneo/ninja,rnk/ninja,drbo/ninja,purcell/ninja,hnney/ninja,Maratyszcza/ninja-pypi,mydongistiny/ninja,dendy/ninja,glensc/ninja,metti/ninja,autopulated/ninja,jhanssen/ninja,mgaunard/ninja,ilor/ninja,vvvrrooomm/ninja,autopulated/ninja,mgaunard/ninja,fifoforlifo/ninja,synaptek/ninja,moroten/ninja,syntheticpp/ninja,atetubou/ninja,automeka/ninja,pathscale/ninja,nafest/ninja,rjogrady/ninja,nico/ninja,metti/ninja,syntheticpp/ninja,juntalis/ninja,AoD314/ninja,sxlin/dist_ninja,Ju2ender/ninja,dendy/ninja,colincross/ninja,kimgr/ninja,mgaunard/ninja,hnney/ninja,martine/ninja,dpwright/ninja,Ju2ender/ninja,jendrikillner/ninja,nafest/ninja,sorbits/ninja,Qix-/ninja,colincross/ninja,ninja-build/ninja,sxlin/dist_ninja,sgraham/ninja,pathscale/ninja,mohamed/ninja,mdempsky/ninja,lizh06/ninja,syntheticpp/ninja,ilor/ninja,sxlin/dist_ninja,nickhutchinson/ninja,ThiagoGarciaAlves/ninja,TheOneRing/ninja,pck/ninja,mydongistiny/ninja,autopulated/ninja,pck/ninja,pck/ninja,mohamed/ninja,Maratyszcza/ninja-pypi,tfarina/ninja,ninja-build/ninja,dorgonman/ninja,vvvrrooomm/ninja,Maratyszcza/ninja-pypi,lizh06/ninja,dendy/ninja,ignatenkobrain/ninja,nickhutchinson/ninja,bradking/ninja,glensc/ninja,ctiller/ninja,nico/ninja,dpwright/ninja,iwadon/ninja,lizh06/ninja,bradking/ninja,moroten/ninja,automeka/ninja,pathscale/ninja,purcell/ninja,yannicklm/ninja,kissthink/ninja,kimgr/ninja,martine/ninja,metti/ninja,TheOneRing/ninja,guiquanz/ninja,glensc/ninja,mdempsky/ninja,rjogrady/ninja,nocnokneo/ninja,moroten/ninja,synaptek/ninja,fifoforlifo/ninja,ThiagoGarciaAlves/ninja,AoD314/ninja,mgaunard/ninja,vvvrrooomm/ninja