GitLab

(XTread_socket): Improve style of comments to follow other comments.

in included lisp.h).

(Fset_mouse_pixel_position): Improve style of comment to follow other
comments.
(Fmake_frame_visible): Doc fix and typo in comment.
(Fmake_frame_invisible): Doc fix and typo in comment.
(Ficonify_frame): Fix typo in comment.

multi-line strings without a trailing "\n\".

(circular_list_error): New function.
(syms_of_data): Initialize it Qcircular_list.

From Hallvard B Furuseth <h.b.furuseth@usit.uio.no>.

(read_char_x_menu_prompt, read_char_minibuf_menu_prompt): Use Fkeymap_prompt.

Remove code setting signal handler.

Clear ICRNL and INLCR.  From Daiki Ueno <ueno@unixuser.org>.