explicitly enable syscall handling
explicitly enable syscall handling

tyb0807/angr,iamahuman/angr,f-prettyland/angr,tyb0807/angr,angr/tracer,iamahuman/angr,schieb/angr,iamahuman/angr,schieb/angr,f-prettyland/angr,f-prettyland/angr,angr/angr,schieb/angr,angr/angr,tyb0807/angr,angr/angr