build: generate files when building without libvirtd
build: generate files when building without libvirtd

Steps to reproduce this problem:
1. # ./autogen.sh --without-libvirtd
2. # make dist
   ...
   make[1]: Entering directory `/home/wency/source/libvirt-nodaemon/daemon'
   make[1]: *** No rule to make target `remote_dispatch_prototypes.h', needed by `distdir'.  Stop.
   make[1]: Leaving directory `/home/wency/source/libvirt-nodaemon/daemon'
   make: *** [distdir] Error 1

wiedi/libvirt,usc-isi/libvirt,rmarwaha/libvirt1,crobinso/libvirt,elmarco/libvirt,wiedi/libvirt,eskultety/libvirt,kantai/libvirt-vfork,libvirt/libvirt,novel/fbsd-libvirt,agx/libvirt,soulxu/libvirt-xuhj,shugaoye/libvirt,jeckersb/libvirt,kantai/libvirt-vfork,taget/libvirt,dumbbell/libvirt,siboulet/libvirt-openvz,dumbbell/libvirt,taget/libvirt,datto/libvirt,fabianfreyer/libvirt,rmarwaha/libvirt,siboulet/libvirt-openvz,olafhering/libvirt,datto/libvirt,iam-TJ/libvirt,jfehlig/libvirt,andreabolognani/libvirt,shugaoye/libvirt,iam-TJ/libvirt,novel/fbsd-libvirt,kantai/libvirt-vfork,warewolf/libvirt,taget/libvirt,jeckersb/libvirt,VenkatDatta/libvirt,soulxu/libvirt-xuhj,wiedi/libvirt,andreabolognani/libvirt,elmarco/libvirt,novel/fbsd-libvirt,zippy2/libvirt,novel/fbsd-libvirt,rmarwaha/libvirt1,rmarwaha/libvirt1,danwent/libvirt-ovs,eskultety/libvirt,andreabolognani/libvirt,elmarco/libvirt,bjzhang/libvirt,zhlcindy/libvirt-1.1.4-maintain,dumbbell/libvirt,rmarwaha/libvirt,leilihh/libvirt,datto/libvirt,jardasgit/libvirt,emaste/libvirt,nertpinx/libvirt,rmarwaha/libvirt1,jeckersb/libvirt,dumbbell/libvirt,datto/libvirt,danwent/libvirt-ovs,jeckersb/libvirt,zippy2/libvirt,danwent/libvirt-ovs,VenkatDatta/libvirt,fabianfreyer/libvirt,agx/libvirt,trainstack/libvirt,trainstack/libvirt,VenkatDatta/libvirt,kantai/libvirt-vfork,usc-isi/libvirt,wiedi/libvirt,novel/fbsd-libvirt,rlaager/libvirt,siboulet/libvirt-openvz,zhlcindy/libvirt-1.1.4-maintain,trainstack/libvirt,emaste/libvirt,jeckersb/libvirt,novel/fbsd-libvirt,eskultety/libvirt,cbosdo/libvirt,bjzhang/libvirt,warewolf/libvirt,rmarwaha/libvirt1,emaste/libvirt,leilihh/libvirt,usc-isi/libvirt,emaste/libvirt,bjzhang/libvirt,soulxu/libvirt-xuhj,jardasgit/libvirt,trainstack/libvirt,iam-TJ/libvirt,wiedi/libvirt,foomango/libvirt,novel/fbsd-libvirt,fabianfreyer/libvirt,iam-TJ/libvirt,nertpinx/libvirt,rmarwaha/libvirt,leilihh/libvirt,agx/libvirt,jardasgit/libvirt,olafhering/libvirt,jfehlig/libvirt,warewolf/libvirt,rlaager/libvirt,wiedi/libvirt,zippy2/libvirt,cbosdo/libvirt,andreabolognani/libvirt,jfehlig/libvirt,rlaager/libvirt,libvirt/libvirt,dumbbell/libvirt,foomango/libvirt,warewolf/libvirt,trainstack/libvirt,usc-isi/libvirt,olafhering/libvirt,danwent/libvirt-ovs,crobinso/libvirt,trainstack/libvirt,rmarwaha/libvirt1,VenkatDatta/libvirt,andreabolognani/libvirt,emaste/libvirt,crobinso/libvirt,danwent/libvirt-ovs,iam-TJ/libvirt,agx/libvirt,warewolf/libvirt,VenkatDatta/libvirt,leilihh/libvirt,jardasgit/libvirt,usc-isi/libvirt,siboulet/libvirt-openvz,novel/fbsd-libvirt,siboulet/libvirt-openvz,olafhering/libvirt,bjzhang/libvirt,nertpinx/libvirt,rmarwaha/libvirt,nertpinx/libvirt,fabianfreyer/libvirt,dumbbell/libvirt,rmarwaha/libvirt,shugaoye/libvirt,elmarco/libvirt,shugaoye/libvirt,kantai/libvirt-vfork,nertpinx/libvirt,emaste/libvirt,cbosdo/libvirt,trainstack/libvirt,elmarco/libvirt,taget/libvirt,jardasgit/libvirt,zippy2/libvirt,libvirt/libvirt,datto/libvirt,eskultety/libvirt,libvirt/libvirt,agx/libvirt,bjzhang/libvirt,soulxu/libvirt-xuhj,jfehlig/libvirt,shugaoye/libvirt,eskultety/libvirt,wiedi/libvirt,warewolf/libvirt,fabianfreyer/libvirt,rmarwaha/libvirt,iam-TJ/libvirt,rlaager/libvirt,leilihh/libvirt,rlaager/libvirt,cbosdo/libvirt,warewolf/libvirt,cbosdo/libvirt,zhlcindy/libvirt-1.1.4-maintain,foomango/libvirt,novel/fbsd-libvirt,soulxu/libvirt-xuhj,zhlcindy/libvirt-1.1.4-maintain,emaste/libvirt,iam-TJ/libvirt,foomango/libvirt,zhlcindy/libvirt-1.1.4-maintain,jeckersb/libvirt,taget/libvirt,leilihh/libvirt,crobinso/libvirt,jeckersb/libvirt,foomango/libvirt