+The first block is to install aliases such as arm-linux-androideabi-gcc->gcc
+as symlinks instead of hard links.
+
+diff -u -r ../gcc-4.9.3/gcc/Makefile.in ./gcc/Makefile.in
+--- ../gcc-4.9.3/gcc/Makefile.in 2014-10-16 09:50:42.000000000 -0400
++++ ./gcc/Makefile.in 2015-08-16 18:12:44.446098799 -0400
+@@ -260,7 +260,7 @@
+ INSTALL = @INSTALL@
+ # Some systems may be missing symbolic links, regular links, or both.
+ # Allow configure to check this and use "ln -s", "ln", or "cp" as appropriate.
+-LN=@LN@
++LN=@LN_S@
+ LN_S=@LN_S@
+ # These permit overriding just for certain files.
+ INSTALL_PROGRAM = @INSTALL_PROGRAM@
+@@ -2430,27 +2430,29 @@
+
+ gengtype-lex.o build/gengtype-lex.o : gengtype-lex.c gengtype.h $(SYSTEM_H)
+ gengtype-lex.o: $(CONFIG_H) $(BCONFIG_H)
+-CFLAGS-gengtype-lex.o += -DGENERATOR_FILE
++CFLAGS-build/gengtype-lex.o += -DGENERATOR_FILE
+ build/gengtype-lex.o: $(BCONFIG_H)
+
+ gengtype-parse.o build/gengtype-parse.o : gengtype-parse.c gengtype.h \
+ $(SYSTEM_H)
+ gengtype-parse.o: $(CONFIG_H)
+-CFLAGS-gengtype-parse.o += -DGENERATOR_FILE
++CFLAGS-build/gengtype-parse.o += -DGENERATOR_FILE
+ build/gengtype-parse.o: $(BCONFIG_H)
+
+ gengtype-state.o build/gengtype-state.o: gengtype-state.c $(SYSTEM_H) \
+ gengtype.h errors.h double-int.h version.h $(HASHTAB_H) $(OBSTACK_H) \
+ $(XREGEX_H)
+ gengtype-state.o: $(CONFIG_H)
+-CFLAGS-gengtype-state.o += -DGENERATOR_FILE
++CFLAGS-gengtype-state.o += -DGENERATOR_FILE2
++CFLAGS-build/gengtype-state.o += -DGENERATOR_FILE
+ build/gengtype-state.o: $(BCONFIG_H)
+
+ gengtype.o build/gengtype.o : gengtype.c $(SYSTEM_H) gengtype.h \
+ rtl.def insn-notes.def errors.h double-int.h version.h $(HASHTAB_H) \
+ $(OBSTACK_H) $(XREGEX_H)
+ gengtype.o: $(CONFIG_H)
+-CFLAGS-gengtype.o += -DGENERATOR_FILE
++CFLAGS-gengtype.o += -DGENERATOR_FILE2
++CFLAGS-build/gengtype.o += -DGENERATOR_FILE
+ build/gengtype.o: $(BCONFIG_H)
+
+ build/genmddeps.o: genmddeps.c $(BCONFIG_H) $(SYSTEM_H) coretypes.h \
+@@ -2515,7 +2517,7 @@
+ # any system header is included.
+ gengtype-lex.c : gengtype-lex.l
+ -$(FLEX) $(FLEXFLAGS) -o$@ $< && { \
+- echo '#include "bconfig.h"' > $@.tmp; \
++ echo '' > $@.tmp; \
+ cat $@ >> $@.tmp; \
+ mv $@.tmp $@; \
+ }