thttpd: fix build with GCC >= 14 (#370071)

    sed -i -e 's/chmod 2755/chmod 755/' extras/Makefile.in

  '';

  # Work around failures with GCC 14, upstream is inactive unfortunately

  # https://gcc.gnu.org/gcc-14/porting_to.html#warnings-as-errors

  NIX_CFLAGS_COMPILE = [

    "-Wno-error=implicit-int"

    "-Wno-error=implicit-function-declaration"

  ];

  buildInputs = [

    libxcrypt

  ];