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(Info-last-preorder): After going thru menu item, go to end.
(Info-scroll-up): Set window-start if it's out of range.
Once menu start is on or above screen, start using menu items.
(Info-scroll-down): Set window-start if it's out of range.
If there's a menu item, always use menu.

if w->start is outside the buffer bounds.

(x_noop_count, x_term_init): Likewise.

broken out from compile-internal.
Don't change window height if it is the frame root window.
(compile-internal): Call it.
(compilation-goto-locus): Call it.
Use any visible frame already showing the compilation buffer.

so we can listen for multiple requests.

(Info-find-node): Use it.

(completion-list-mode): Make it local.
(choose-completion): Pass its value to choose-completion-string.
(choose-completion-string): New arg base-size.
Use that when deciding how much to delete.

to choose-completion-string.

(c-macro-expansion): Capture and display CPP error messages.

(sigsetmask): Add #undef.

(SOLARIS2_4): Defined.

Discard old contents of file.  Instead, undef C_SWITCH_SYSTEM and
const, so that we use GCC without -traditional.
(HAVE_VFORK): Defined.

Move the provide call to the end.

using code copied from mouse-choose-completion.

3 C-u's even if make-backup-files is nil.

(font-lock-hack-keywords): Use it temporarily here.
(font-lock-set-defaults): Set up special syntax table for C and C++.