confirm-nonexistent-file-or-buffer

confirm-nonexistent-file-or-buffer is a compiled Lisp function in `files.el'.

(confirm-nonexistent-file-or-buffer)

Whether to request confirmation before visiting a new file or buffer.
The variable `confirm-nonexistent-file-or-buffer' determines the
return value, which may be passed as the REQUIRE-MATCH arg to
`read-buffer' or `find-file-read-args'.