configure.ac: use AC_SYS_LARGEFILE to determine how to enable 64-bit file size support
configure.ac: use AC_SYS_LARGEFILE to determine how to enable 64-bit file size support

Defining -D_FILE_OFFSET_BITS=64 works on most platforms, but not on all (i.e.
Solaris). Also, the Autoconf macro offers the user a switch to disable the
functionality in case of problems.


NixOS/nix,gridaphobe/nix,nbp/nix,pikajude/nix,offlinehacker/nix,joelmo/nix,peti/nix,shlevy/nix,layus/nix,rowhit/nix,jcumming/nix,gebner/nix,gridaphobe/nix,garbas/nix,ysangkok/nix,acowley/nix,dtzWill/nix,vcunat/nix,NixOS/nix,offlinehacker/nix,dezgeg/nix,bjornfor/nix,jcumming/nix,acowley/nix,zimbatm/nix,puffnfresh/nix,ehmry/nix,ehmry/nix,ehmry/nix,acowley/nix,zimbatm/nix,edolstra/nix,peti/nix,dezgeg/nix,offlinehacker/nix,jcumming/nix,aucampia/nix,offlinehacker/nix,rowhit/nix,vcunat/nix,layus/nix,tchajed/nix,shlevy/nix,vizanto/nix,NixOS/nix,aucampia/nix,bennofs/nix,aucampia/nix,ttuegel/nix,peti/nix,bennofs/nix,aucampia/nix,shlevy/nix,ehmry/nix,dezgeg/nix,vizanto/nix,shlevy/nix,nbp/nix,rowhit/nix,joelmo/nix,gebner/nix,edolstra/nix,rycee/nix,joelmo/nix,wmertens/nix,acowley/nix,rycee/nix,puffnfresh/nix,ehmry/nix,wmertens/nix,rycee/nix,garbas/nix,shlevy/nix,ehmry/nix,bjornfor/nix,tchajed/nix,gridaphobe/nix,NixOS/nix,rycee/nix,bjornfor/nix,puffnfresh/nix,vcunat/nix,ysangkok/nix,gebner/nix,zimbatm/nix,garbas/nix,puffnfresh/nix,gebner/nix,nbp/nix,bjornfor/nix,ttuegel/nix,tchajed/nix,NixOS/nix,vizanto/nix,dtzWill/nix,pikajude/nix,bennofs/nix,gridaphobe/nix,edolstra/nix,vizanto/nix,pikajude/nix,rowhit/nix,ysangkok/nix,peti/nix,dtzWill/nix,dezgeg/nix,wmertens/nix,ttuegel/nix,dtzWill/nix,bennofs/nix,dezgeg/nix,vcunat/nix,layus/nix,layus/nix,jcumming/nix,dtzWill/nix,garbas/nix,peti/nix,ttuegel/nix,tchajed/nix,joelmo/nix,rycee/nix,edolstra/nix,zimbatm/nix,garbas/nix,edolstra/nix,layus/nix,wmertens/nix,nbp/nix