Remove build/ subdirectory in "clean" target, not "clobber"
diff --git a/Makefile.in b/Makefile.in
index 79e28d7..0d6b4fe 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -505,6 +505,7 @@
localclean:
-rm -f core *~ [@,#]* *.old *.orig *.rej
+ -rm -rf build
clean: localclean
-for i in $(SUBDIRS); do \
@@ -520,7 +521,6 @@
localclobber: localclean
-rm -f tags TAGS python$(EXE) $(LIBRARY) $(LDLIBRARY) *.o
-rm -f config.log config.cache config.h
- -rm -rf build
clobber: localclobber
-for i in $(SUBDIRS); do \