* configure.ac (fixincludes_UNLOCKED_FUNCS): New.
	(AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for fixincludes_UNLOCKED_FUNCS.
	* system.h (putchar, getc, getchar, clearerr, feof, fileno,
	fflush, fgetc, fgets, ferror, fread): Redefine to the associated
	_unlocked function.
	(fwrite_unlocked): Fix prototype.

	* configure, config.h.in: Regenerate.

gcc:
	PR/17092
	* configure.ac (gcc_UNLOCKED_FUNCS): New.
	(AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
	* system.h (putchar, getc, getchar, clearerr, feof, fileno,
	fflush, fgetc, fgets, ferror, fread): Redefine to the associated
	_unlocked function.
	(fwrite_unlocked): Fix prototype.

	* configure, config.in: Regenerate.

libcpp:
	* configure.ac (libcpp_UNLOCKED_FUNCS): New.
	(AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for libcpp_UNLOCKED_FUNCS.
	* system.h (putchar, getc, getchar, clearerr, feof, fileno,
	fflush, fgetc, fgets, ferror, fread): Redefine to the associated
	_unlocked function.
	(fwrite_unlocked): Fix prototype.

	* configure, config.in: Regenerate.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@97986 138bc75d-0d04-0410-961f-82ee72b054a4