* c-typeprint.c (c_print_type_base): Treat show = 0 just like

	* c-typeprint.c (c_print_type_base): Treat show = 0 just like
	show < 0.  The only case where we had been distinguishing is that
	show = 0 used to print "struct  " or "enum  " instead of
	"struct {...}" or "enum {...}" which seems clearly wrong.