2000-01-06  Mumit Khan  <khan@xraylith.wisc.edu>

	* cccp.c: Delete PATH_SEPARATOR, DIR_SEPARATOR and
	IS_DIR_SEPARATOR macros.
	* collect2.c: Likewise.
	* cppinit.c: Likewise.
	* dwarf2out.c: Likewise.
	* gcc.c: Likewise.
	* gcov.c: Likewise.
	* prefix.c: Likewise.
	* rtl.c: Likewise.
	* toplev.c: Likewise.
	* system.h: And move to here.

From-SVN: r31264