Variable: auto-window-vscroll
auto-window-vscroll is a variable defined in window.c.
Value
t
Documentation
Non-nil means to automatically adjust window-vscroll to view tall lines.
Probably introduced at or before Emacs version 22.1.
Source Code
// Defined in /usr/src/emacs/src/window.c
DEFVAR_BOOL ("auto-window-vscroll", auto_window_vscroll_p,
doc: /* Non-nil means to automatically adjust `window-vscroll' to view tall lines. */);