Fix reading symlinks
Fix reading symlinks

The st_size field of a symlink doesn't have to be correct, e.g. for
/dev/fd symlinks.

shlevy/nix,bennofs/nix,peti/nix,bennofs/nix,vcunat/nix,NixOS/nix,ehmry/nix,NixOS/nix,peti/nix,ehmry/nix,dtzWill/nix,zimbatm/nix,shlevy/nix,pikajude/nix,vcunat/nix,peti/nix,ehmry/nix,dezgeg/nix,NixOS/nix,ehmry/nix,rycee/nix,rycee/nix,NixOS/nix,ehmry/nix,wmertens/nix,rycee/nix,dtzWill/nix,vcunat/nix,vcunat/nix,bennofs/nix,zimbatm/nix,dezgeg/nix,NixOS/nix,dtzWill/nix,rycee/nix,wmertens/nix,layus/nix,dezgeg/nix,dtzWill/nix,pikajude/nix,wmertens/nix,ysangkok/nix,layus/nix,peti/nix,ysangkok/nix,dtzWill/nix,peti/nix,layus/nix,rycee/nix,zimbatm/nix,dezgeg/nix,dezgeg/nix,bennofs/nix,zimbatm/nix,pikajude/nix,shlevy/nix,layus/nix,ysangkok/nix,layus/nix,ehmry/nix,wmertens/nix,shlevy/nix,shlevy/nix