* frame.c: Remove last change.
* dwarf2.h: Remove last change.
* tree.h: Add declarations of DWARF2 unwind info support
functions.
As requested by Jason.
From-SVN: r15751
* frame.c: Include gansidecl.h for PROTO.
* dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is
defined. Don't declare dwarf2out_cfi_label here.
* dwarf2.h: Add declarations of DWARF2 unwind info support
functions.
* m68k.c: Include dwarf2.h.
(output_function_prologue): Add dwarf2 support.
* m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
(INCOMING_FRAME_SP_OFFSET): Likewise.
Update m68k patch from Andreas.
From-SVN: r15740
