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Richard M. Stallman authored
(stuff_char): Do nothing if read_socket_hook. (setpgrp_of_tty): Function deleted. (init_sigio): Take fd as argument. Callers changed. Don't call request_sigio; do the work here. (request_sigio, unrequest_sigio): Do nothing if read_socket_hook. (init_sys_modes): Don't call EMACS_GET_TTY unless we are going to change the settings.
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