Semi-automatic update. These checks were done:
- built on NixOS
- ran `/nix/store/6r487wa172j7yn39akgn0i1hjp2d8z4g-gnubg-1.06.001/bin/gnubg -h` got 0 exit code
- ran `/nix/store/6r487wa172j7yn39akgn0i1hjp2d8z4g-gnubg-1.06.001/bin/gnubg --help` got 0 exit code
- ran `/nix/store/6r487wa172j7yn39akgn0i1hjp2d8z4g-gnubg-1.06.001/bin/gnubg -v` and found version 1.06.001
- ran `/nix/store/6r487wa172j7yn39akgn0i1hjp2d8z4g-gnubg-1.06.001/bin/gnubg --version` and found version 1.06.001
- ran `/nix/store/6r487wa172j7yn39akgn0i1hjp2d8z4g-gnubg-1.06.001/bin/makebearoff -h` got 0 exit code
- ran `/nix/store/6r487wa172j7yn39akgn0i1hjp2d8z4g-gnubg-1.06.001/bin/makebearoff --help` got 0 exit code
- ran `/nix/store/6r487wa172j7yn39akgn0i1hjp2d8z4g-gnubg-1.06.001/bin/makehyper -h` got 0 exit code
- ran `/nix/store/6r487wa172j7yn39akgn0i1hjp2d8z4g-gnubg-1.06.001/bin/makehyper --help` got 0 exit code
- ran `/nix/store/6r487wa172j7yn39akgn0i1hjp2d8z4g-gnubg-1.06.001/bin/bearoffdump -h` got 0 exit code
- ran `/nix/store/6r487wa172j7yn39akgn0i1hjp2d8z4g-gnubg-1.06.001/bin/bearoffdump --help` got 0 exit code
- found 1.06.001 with grep in /nix/store/6r487wa172j7yn39akgn0i1hjp2d8z4g-gnubg-1.06.001
- found 1.06.001 in filename of file in /nix/store/6r487wa172j7yn39akgn0i1hjp2d8z4g-gnubg-1.06.001
Presumably, readline used to be propagated from one of the other inputs
but is no longer (the build succeeds on 16.09 but is unable to locate
readline.h on master).
https://hydra.nixos.org/build/42761215