* c-decl.c (pushdecl_function_level): Make static, return nothing.
	(kept_level_p): Fold into poplevel.
	(undeclared_variable): Moved here from c-typeck.c.  Export.
	* c-tree.h (KEEP_YES, KEEP_NO, KEEP_MAYBE): New #defines.
	(undeclared_variable): Prototype here.  Don't prototype
	kept_level_p nor pushdecl_function_level.
	* c-parse.in: Change first argument to poplevel from
	"kept_level_p()" to "KEEP_MAYBE".
	* c-typeck.c (undeclared_variable): Moved to c-decl.c.

From-SVN: r69540