patch to support i[3456]86-pc-uwin

[Jeffrey A Law]

  > ==== Toplevel ====
  > Sun Feb 21 14:50:28 1999  Mumit Khan  <khan@xraylith.wisc.edu>
  > 	
  > 	* config.sub: Add i386-uwin support.
  > 	* config.guess: Likewise.
Installed.

  > ==== libiberty ====
  > Sun Feb 21 14:50:56 1999  Mumit Khan  <khan@xraylith.wisc.edu>
  > 	
  > 	* pexecute.c (__CYGWIN32__): Rename to
  > 	(__CYGWIN__): this.
  > 	* xmalloc.c: Likewise.
  > 
  > 	Changes to support i386-pc-uwin.
  > 
  > 	* configure.in (*-*-uwin*): Workaround for vfork bug.
  > 	* configure: Regenerate.
  > 	* pexecute.c (pexecute): Be like standard Unix.
  > 	(pwait): Likewise.
  > 	* xmalloc.c (first_break): Define.
  > 	(xmalloc_set_program_name): Use.
  > 	(xmalloc): Use.
Installed.

  > ==== gcc =====
  > Sun Feb 21 15:05:27 1999  Mumit Khan  <khan@xraylith.wisc.edu>
  > 
  > 	* c-common.c (decl_attributes): Flag unrecognized attribute
  > 	functions as warnings instead of as errors.
  > 
  > 	Support for i386-pc-uwin.
  > 
  > 	* i386/uwin.h: New file.
  > 	* i386/xm-uwin.h: New file.
  > 	* i386/t-uwin: New file.
  > 	* i386/uwin.asm: New file.
  > 	* configure.in (i[3456]86-*-uwin*): Define.
  > 	Add Workaround for vfork bug when hosted on uwin.
  > 	* configure: Regenerate.
  > 
  > 	* cccp.c (INO_T_EQ): Undefine. UWIN has inodes.
  > 	(absolute_filename): UWIN uses POSIX pathnames only.
  > 	* libgcc2.c (getpagesize): Do not define for UWIN.
  > 	(mprotect): Likewise.
  > 	* protoize.c (dirent.h): Conditionally include.
  > 	(fputc): Prototype only if it's not a macro.
Installed.

Note I also fixed up cppfiles with a change similar to the one you made in
cccp.c.  In general, if we change cccp.c, we need to look at the cpp* files
and make sure they're updated too.

Thanks,

jeff