[nto] Fix nto build.

[nto] Fix nto build.

gdb/gdbserver/ChangeLog:

	* gdbserver/nto-low.c (nto_insert_point, nto_remove_point): Fix
	variable name.

gdb/ChangeLog:

	* nto-procfs.c (common/filestuff.h): Include.
	(procfs_can_use_hw_breakpoint): Fix enum name.
	(procfs_open_1): Fix compiler warning.
	(procfs_pidlist): Make static.
	(procfs_meminfo): Make static, fix type name, add missing argument.
	(procfs_store_registers): Make static.
	(procfs_thread_info): Remove unused function.
	(_initialize_procfs): Forward declare.