diff --git a/gcc/Makefile.in b/gcc/Makefile.in
index a6cbb43ddd0..d4b1d52323a 100644
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -533,7 +533,7 @@ all: all.indirect
 all.indirect: $(ALL)
 
 # IN_GCC tells various files that system.h, toplev.c, etc are available.
-INTERNAL_CFLAGS = $(CROSS) -DIN_GCC @extra_c_flags@
+INTERNAL_CFLAGS = $(CROSS) -DIN_GCC $(SCHED_CFLAGS) @extra_c_flags@
 
 # This is the variable actually used when we compile.
 # If you change this line, you probably also need to change the definition
@@ -657,6 +657,9 @@ C_AND_OBJC_OBJS = c-lex.o c-pragma.o c-decl.o c-typeck.o c-convert.o \
 # Language-specific object files for C.
 C_OBJS = c-parse.o c-lang.o $(C_AND_OBJC_OBJS)
 
+SCHED_PREFIX = @sched_prefix@
+SCHED_CFLAGS = @sched_cflags@
+
 # Language-independent object files.
 OBJS = toplev.o version.o tree.o print-tree.o stor-layout.o fold-const.o \
  function.o stmt.o except.o expr.o calls.o expmed.o explow.o optabs.o real.o \
@@ -664,7 +667,7 @@ OBJS = toplev.o version.o tree.o print-tree.o stor-layout.o fold-const.o \
  dbxout.o sdbout.o dwarfout.o dwarf2out.o xcoffout.o bitmap.o alias.o gcse.o \
  integrate.o jump.o cse.o loop.o unroll.o flow.o stupid.o combine.o varray.o \
  regclass.o regmove.o local-alloc.o global.o reload.o reload1.o caller-save.o \
- insn-peep.o reorg.o haifa-sched.o final.o recog.o reg-stack.o \
+ insn-peep.o reorg.o $(SCHED_PREFIX)sched.o final.o recog.o reg-stack.o \
  insn-opinit.o insn-recog.o insn-extract.o insn-output.o insn-emit.o lcm.o \
  profile.o insn-attrtab.o $(out_object_file) getpwd.o $(EXTRA_OBJS) convert.o \
  mbchar.o dyn-string.o splay-tree.o graph.o sbitmap.o resource.o hash.o
@@ -1566,7 +1569,7 @@ alias.o : alias.c $(CONFIG_H) system.h $(RTL_H) flags.h hard-reg-set.h \
 regmove.o : regmove.c $(CONFIG_H) system.h $(RTL_H) insn-config.h \
    $(RECOG_H) output.h reload.h $(REGS_H) hard-reg-set.h flags.h function.h \
    $(EXPR_H) insn-flags.h $(BASIC_BLOCK_H) toplev.h
-haifa-sched.o : haifa-sched.c $(CONFIG_H) system.h $(RTL_H) \
+$(SCHED_PREFIX)sched.o : $(SCHED_PREFIX)sched.c $(CONFIG_H) system.h $(RTL_H) \
    $(BASIC_BLOCK_H) $(REGS_H) hard-reg-set.h flags.h insn-config.h function.h \
    insn-attr.h toplev.h recog.h
 final.o : final.c $(CONFIG_H) system.h $(RTL_H) $(TREE_H) flags.h intl.h \