Fix Solaris build

[psumbera]

Fixes problems like this:

/usr/gcc/14/include/c++/14.2.0/bits/char_traits.h:153:67: error: macro "move" passed 3 arguments, but takes just 2
  153 |       move(char_type* __s1, const char_type* __s2, std::size_t __n);
      |                                                                   ^
In file included from /builds/psumbera/userland-lftp-4.9.3/components/lftp/lftp-4.9.3/src/lftp_tinfo.cc:24:
/usr/gcc/14/lib/gcc/x86_64-pc-solaris2.11/14.2.0/include-fixed/curses.h:731:9: note: macro "move" defined here
  731 | #define move(y, x)      wmove(stdscr, y, x)
      |         ^~~~
/usr/gcc/14/include/c++/14.2.0/bits/char_traits.h:223:65: error: macro "move" passed 3 arguments, but takes just 2
  223 |     move(char_type* __s1, const char_type* __s2, std::size_t __n)
      |                                                                 ^
/usr/gcc/14/lib/gcc/x86_64-pc-solaris2.11/14.2.0/include-fixed/curses.h:731:9: note: macro "move" defined here
  731 | #define move(y, x)      wmove(stdscr, y, x)
      |         ^~~~