fix fgets to use the FILE object
fix fgets to use the FILE object

iamahuman/angr,chubbymaggie/simuvex,iamahuman/angr,f-prettyland/angr,chubbymaggie/simuvex,chubbymaggie/angr,chubbymaggie/angr,tyb0807/angr,angr/angr,chubbymaggie/simuvex,angr/simuvex,axt/angr,axt/angr,schieb/angr,angr/angr,tyb0807/angr,schieb/angr,angr/angr,schieb/angr,chubbymaggie/angr,f-prettyland/angr,f-prettyland/angr,iamahuman/angr,tyb0807/angr,axt/angr