DLTYPE_DOUBLE     351 ext/dl/cfunc.c 	case DLTYPE_DOUBLE:
DLTYPE_DOUBLE     449 ext/dl/cfunc.c 	case DLTYPE_DOUBLE:
DLTYPE_DOUBLE      98 ext/dl/dl.c        rb_define_const(rb_mDL, "TYPE_DOUBLE",  INT2NUM(DLTYPE_DOUBLE));