DEF_FUNCTION_TYPE_1 (BT_FN_PTR_PTR, BT_PTR, BT_PTR)
DEF_FUNCTION_TYPE_1 (BT_FN_VOID_VALIST_REF, BT_VOID, BT_VALIST_REF)
DEF_FUNCTION_TYPE_1 (BT_FN_VOID_INT, BT_VOID, BT_INT)
+DEF_FUNCTION_TYPE_1 (BT_FN_FLOAT_CONST_STRING, BT_FLOAT, BT_CONST_STRING)
+DEF_FUNCTION_TYPE_1 (BT_FN_DOUBLE_CONST_STRING, BT_DOUBLE, BT_CONST_STRING)
+DEF_FUNCTION_TYPE_1 (BT_FN_LONG_DOUBLE_CONST_STRING,
+ BT_LONG_DOUBLE, BT_CONST_STRING)
DEF_FUNCTION_TYPE_2 (BT_FN_VOID_PTR_INT, BT_VOID, BT_PTR, BT_INT)
DEF_FUNCTION_TYPE_2 (BT_FN_STRING_STRING_CONST_STRING,