18     gbk2uni_fd = open(GBK2UNI_FILE, O_RDONLY, 0);  in ff_convert_init()
19     if (gbk2uni_fd < 0)  in ff_convert_init()
22     uni2gbk_fd = open(UNI2GBK_FILE, O_RDONLY, 0);  in ff_convert_init()
23     if (uni2gbk_fd < 0)  in ff_convert_init()
25 	return 0;  in ff_convert_init()
31     if (src < 0x80)  in ff_convert()
38         if (fd >= 0)  in ff_convert()
43                 return 0;  in ff_convert()
49             return 0;  in ff_convert()
56 …0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x6F, 0x70, 0x…  in ff_wtoupper()
57 …0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F, 0x50, 0x…  in ff_wtoupper()
61     for (i = 0; tbl_lower[i] && chr != tbl_lower[i]; i++) ;  in ff_wtoupper()