Makefile.in (decimal32.o): Prepend $(srcdir) to dependencies and substitute $<...

Makefile.in (decimal32.o): Prepend $(srcdir) to dependencies and substitute $< for the source file in...

	* Makefile.in (decimal32.o): Prepend $(srcdir) to dependencies
	and substitute $< for the source file in compilation command.
	(decimal64.o): Likewise.
	(decimal128.o): Likewise.
	(bid2dpd_dpd2bid.o): Likewise.
	(host-ieee32.o): Likewise.
	(host-ieee64.o): Likewise.
	(host-ieee128.o): Likewise.

From-SVN: r130442