Undo #30

Pull #30 seems to have broken builds inside the cross-compile docker image.
Undo it for now to generate a 3.1.0 GCC with many minor fixes and
optimizations.

Author: earlephilhower

Makefile

@@ -381,10 +381,7 @@ clean: .cleaninst.LINUX.clean .cleaninst.LINUX32.clean .cleaninst.WIN32.clean .c
 	        gz)  (cd $(REPODIR)/$(GCC_DIR); tar xfz ../$${archive});; \
 	        bz2) (cd $(REPODIR)/$(GCC_DIR); tar xfj ../$${archive});; \
 	    esac ; \
-	    (cd $(REPODIR)/$(GCC_DIR); rm -rf $${base}; ln -s $${name} $${base}) ; \
-	    case "$${base}" in \
-	        libelf)	(cd $(REPODIR)/$(GCC_DIR)/$${base}; rm configure; autoreconf -i);;\
-	    esac ; \
+	    (cd $(REPODIR)/$(GCC_DIR); rm -rf $${base}; ln -s $${name} $${base}) \
 	done >> $(call log,$@) 2>&1
 	touch $@