Fix problem with 32-bit build
Fix problem with 32-bit build

mhvk/astropy,astropy/astropy,saimn/astropy,aleksandr-bakanov/astropy,pllim/astropy,astropy/astropy,mhvk/astropy,mhvk/astropy,astropy/astropy,larrybradley/astropy,larrybradley/astropy,larrybradley/astropy,astropy/astropy,saimn/astropy,aleksandr-bakanov/astropy,pllim/astropy,mhvk/astropy,aleksandr-bakanov/astropy,lpsinger/astropy,saimn/astropy,StuartLittlefair/astropy,astropy/astropy,saimn/astropy,StuartLittlefair/astropy,StuartLittlefair/astropy,pllim/astropy,lpsinger/astropy,lpsinger/astropy,StuartLittlefair/astropy,saimn/astropy,lpsinger/astropy,pllim/astropy,lpsinger/astropy,larrybradley/astropy,pllim/astropy,StuartLittlefair/astropy,aleksandr-bakanov/astropy,larrybradley/astropy,mhvk/astropy