Build system: don't use symlinks under Cygwin, MATLAB doesn't understand them

git-svn-id: https://www.dynare.org/svn/dynare/trunk@2939 ac1d8469-bf42-47a9-8791-bf33cf982152

Makefile.am

@@ -62,7 +62,7 @@ DynareBison.cc DynareBison.hh location.hh stack.hh position.hh: DynareBison.yy
 	$(YACC) -o DynareBison.cc DynareBison.yy
 
 all-local:
-	cd ../matlab && $(LN_S) -f $(abs_srcdir)/$(PROGRAMS)
+	cd ../matlab && $(LN_S) -f $(abs_srcdir)/$(PROGRAMS) $(PROGRAMS)
 
 if HAVE_DOXYGEN
 html-local: