x86-uwin nit patches

[Jeffrey A Law]

  In message < 199908050348.WAA29047@mercury.xraylith.wisc.edu >you write:
  > Various patches that I didn't get in before 2.95, but use locally
  > and in my binary distribution for ix86-uwin.
  > 
  > Have to force the use memcpy instead of bcopy for uwin to work around
  > a bug in the runtime. See comments in i386/xm-uwin.h.
  > 
  > Wed Aug  4 22:42:05 1999  Mumit Khan  <khan@xraylith.wisc.edu>
  > 
  > 	* fixinc/mkfixinc.sh: Don't fix uwin headers.
  > 	* i386/uwin.h (MD_STARTFILE_PREFIX): Define.
  > 	(LINK_SPEC): Add -u _main when building executables.
  > 	(ASM_DECLARE_FUNCTION): Update from Cygwin.
  > 	(ASM_FILE_END): Use the default for ix86-pe.
  > 	* i386/xm-uwin.h (HAVE_BCOPY): Undefine.
Thanks.  Installed.
jeff