Snippets for bash 5.3p15 from Nix x86_64-linux

Sourced from https://hydra.nixos.org/log/idhy2svwpjz7mxsy6ycs990ra747bfc9-bash-interactive-5.3p15.drv.

• eval.c:261:3: warning: ignoring return value of 'write' declared with attribute 'warn_unused_result' [-Wunused-result]
    261 |   write (1, msg, strlen (msg));
        |   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~