mouse scrolling and scroll bars ideas (long)

I've been using gnu-screen now for many years. I use it through PuTTY almost exclusively. On the Linux/Unix side, I'm in the shell, emacs, and vi. When I'm in emacs (and vi as well), I have it set so that the mouse wheel scrolls the emacs buffer. Similar in vi. I thought I saw a mode in Screen

[PATCH] configure: Add needed system headers in checks

Newer compilers throw warnings when a funciton is used with implicit declaration and enabling -Werror can silently fail these tests and result in wrong configure results. Therefore add the needed headers in the AC_TRY_LINK macros * configure.ac: Add missing system headers in AC_TRY_LINK. -