# Directory in which the compiler finds executables, libraries, etc.
libsubdir = $(libdir)/gcc-lib/$(target)/$(version)
# Directory in which the compiler finds g++ includes.
-gxx_include_dir= $(libdir)/g++-include
+gxx_include_dir= $(prefix)/include/g++
+# Directory in which the old g++ header files may be found.
+old_gxx_include_dir= $(libdir)/g++-include
# Directory to search for site-specific includes.
includedir = $(local_prefix)/include
# assertdir is overridden in cross-make.
$(CC) $(ALL_CFLAGS) $(ALL_CPPFLAGS) $(INCLUDES) \
-DGCC_INCLUDE_DIR=\"$(libsubdir)/include\" \
-DGPLUSPLUS_INCLUDE_DIR=\"$(gxx_include_dir)\" \
+ -DOLD_GPLUSPLUS_INCLUDE_DIR=\"$(old_gxx_include_dir)\" \
-DLOCAL_INCLUDE_DIR=\"$(includedir)\" \
-DCROSS_INCLUDE_DIR=\"$(libsubdir)/sys-include\" \
-DTOOL_INCLUDE_DIR=\"$(tooldir)/include\" \
$(CC) $(ALL_CFLAGS) $(ALL_CPPFLAGS) $(INCLUDES) \
-DGCC_INCLUDE_DIR=\"$(libsubdir)/include\" \
-DGPLUSPLUS_INCLUDE_DIR=\"$(gxx_include_dir)\" \
+ -DOLD_GPLUSPLUS_INCLUDE_DIR=\"$(old_gxx_include_dir)\" \
-DLOCAL_INCLUDE_DIR=\"$(includedir)\" \
-DCROSS_INCLUDE_DIR=\"$(libsubdir)/sys-include\" \
-DTOOL_INCLUDE_DIR=\"$(tooldir)/include\" \