编译中碰到了一下问题
drivers/char/ip2main.c: At top level:
drivers/char/ip2/i2cmd.c:142: warning: `ct89' defined but not used
drivers/char/ip2main.c:205: warning: `set_modem_info' declared `static' but never defined
drivers/char/ip2/i2ellis.c:108: warning: `iiEllisCleanup' defined but not used