* symmisc.c (print_symbol_bcache_statistics): Use QUIT, not

	* symmisc.c (print_symbol_bcache_statistics): Use QUIT, not
	immediate_quit.
	(print_objfile_statistics): Likewise.
	(maintenance_print_symbols): Likewise.
	(maintenance_print_msymbols): Likewise.
	(maintenance_print_objfiles): Likewise.
	* psymtab.c (print_partial_symbols): Call QUIT.
	(maintenance_print_psymbols): Likewise.  Don't modify
	immediate_quit.
	* copying.c (show_copying_command): Don't modify immediate_quit.
	(show_warranty_command): Likewise.
	* cli/cli-cmds.c (show_version): Don't modify immediate_quit.