Makefile.in (LINKER, [...]): Define.

./:	* Makefile.in (LINKER, LINKER_FLAGS): Define.
	(LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
	(ALL_LINKERFLAGS): Define.
	(xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
	(cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
	(collect2$(exeext), mips-tfile, mips-tdump): Likewise.
	(gcov$(exeext), gcov-dump$(exeext)): Likewise.
	(build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
	$(LINKER_FOR_BUILD).
	(build/gcov-iov$(build_exeext)): Likewise.
cp/:
	* Make-lang.in (g++$(exeext)): Change $(COMPILER) to $(LINKER).
	(cc1plus-dummy$(exeext), cc1plus$(exeext)): Likewise.
fortran/:
	* Make-lang.in (gfortran$(exeext)): Change $(COMPILER) to
	$(LINKER).
	(f951$(exeext)): Likewise.
java/:
	* Make-lang.in ($(XGCJ)$(exeext)): Change $(COMPILER) to
	$(LINKER).
	(jc1$(exeext), jcf-dump$(exeext), jvgenmain$(exeext)): Likewise.
objc/:
	* Make-lang.in (cc1obj-dummy$(exeext)): Change $(COMPILER) to
	$(LINKER).
	(cc1obj$(exeext)): Likewise.
objcp/:
	* Make-lang.in (cc1objplus-dummy$(exeext)): Change $(COMPILER) to
	$(LINKER).
	(cc1objplus$(exeext)): Likewise.

From-SVN: r147927