scstadmin: Create /etc/default if it does not yet exist

git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@4537 d57e44dd-8a1f-0410-8b47-8ef2f437770f

scstadmin/Makefile

@@ -63,6 +63,7 @@ install:
 	  install -m 755 $$tmp $(DESTDIR)$(INITDIR)/scst &&             \
 	  rm -f $$tmp
 	if [ ! -e  $(DESTDIR)$(DEFAULTDIR)/scst ]; then		\
+	  mkdir -p $(DESTDIR)$(DEFAULTDIR);			\
 	  install -m 755 default/scst $(DESTDIR)$(DEFAULTDIR);	\
 	fi
 	@if [ "$(REMOVE_INITD_CMD)" != "none" ]; then		\