--- /dev/null
+Allow cross compilation. Adapted from crosstool-ng.
+
+Signed-off-by: Baruch Siach <baruch at tkos.co.il>
+
+Index: b/GNUmakefile
+===================================================================
+--- a/GNUmakefile
++++ b/GNUmakefile
+@@ -93,10 +93,6 @@
+ # also define 'WIN32'
+
+ # some defaults:
+-CC=gcc
+-CXX=g++
+-AR=ar
+-RANLIB=ranlib
+ INSTALL=install
+ RM=rm
+ RMFORCE=rm -f
+@@ -471,7 +467,7 @@
+
+ createconf$(EXEPOSTFIX): createconf.o
+ - $(RMFORCE) createconf$(EXEPOSTFIX)
+- $(CC) $(CFLAGS) $(DUMA_OPTIONS) createconf.o -o createconf$(EXEPOSTFIX)
++ $(CC_FOR_BUILD) $(HOST_CFLAGS) $(DUMA_OPTIONS) createconf.o -o createconf$(EXEPOSTFIX)
+
+ tstheap$(EXEPOSTFIX): libduma.a tstheap.o
+ - $(RMFORCE) tstheap$(EXEPOSTFIX)
+@@ -532,7 +528,7 @@
+ # define rules how to build objects for createconf
+ #
+ createconf.o:
+- $(CC) $(CFLAGS) $(DUMA_OPTIONS) -c createconf.c -o $@
++ $(CC_FOR_BUILD) $(HOST_CFLAGS) $(DUMA_OPTIONS) -c createconf.c -o $@
+
+
+ #