RSSCan't compile, too many errors

[MYGO.pl]

Someone can explain why i can't compile this code?
I'm missing something?

https://pastebin.com/ndUn68j2

I got

// C:\Users\Admin\Desktop\compiler\u.sma(1) : warning 213: tag mismatch
// C:\Users\Admin\Desktop\compiler\u.sma(10) : error 017: undefined symbol "get_user_msgid"
// C:\Users\Admin\Desktop\compiler\u.sma(12) : error 017: undefined symbol "get_msg_block"
// C:\Users\Admin\Desktop\compiler\u.sma(13) : error 017: undefined symbol "set_msg_block"
// C:\Users\Admin\Desktop\compiler\u.sma(14) : error 017: undefined symbol "user_kill"
// C:\Users\Admin\Desktop\compiler\u.sma(15) : error 017: undefined symbol "set_msg_block"
// C:\Users\Admin\Desktop\compiler\u.sma(17) : warning 204: symbol is assigned a value that is never used: "msgblock"
// C:\Users\Admin\Desktop\compiler\stfu.sma(17) : warning 203: symbol is never used: "index"
// C:\Users\Admin\Desktop\compiler\stfu.sma(21) : error 017: undefined symbol "get_user_flags"
// C:\Users\Admin\Desktop\compiler\stfu.sma(23) : warning 213: tag mismatch
// C:\Users\Admin\Desktop\compiler\stfu.sma(24) : warning 203: symbol is never used: "var1"
// C:\Users\Admin\Desktop\compiler\stfu.sma(24) : warning 203: symbol is never used: "id"
// C:\Users\Admin\Desktop\compiler\stfu.sma(30) : error 017: undefined symbol "is_dedicated_server"
// C:\Users\Admin\Desktop\compiler\stfu.sma(51) : error 017: undefined symbol "get_user_flags"
// C:\Users\Admin\Desktop\compiler\stfu.sma(62) : error 017: undefined symbol "read_argc"
// C:\Users\Admin\Desktop\compiler\stfu.sma(67) : error 017: undefined symbol "get_concmd"
// C:\Users\Admin\Desktop\compiler\stfu.sma(68) : error 017: undefined symbol "console_print"
// C:\Users\Admin\Desktop\compiler\stfu.sma(70) : warning 203: symbol is never used: "hflag"
// C:\Users\Admin\Desktop\compiler\stfu.sma(75) : error 017: undefined symbol "console_print"
// C:\Users\Admin\Desktop\compiler\stfu.sma(78) : warning 203: symbol is never used: "cid"
// C:\Users\Admin\Desktop\compiler\stfu.sma(82) : error 017: undefined symbol "find_player"
// C:\Users\Admin\Desktop\compiler\stfu.sma(85) : error 017: undefined symbol "find_player"
// C:\Users\Admin\Desktop\compiler\stfu.sma(87) : error 017: undefined symbol "console_print"
// C:\Users\Admin\Desktop\compiler\stfu.sma(94) : error 017: undefined symbol "find_player"
// C:\Users\Admin\Desktop\compiler\stfu.sma(96) : error 017: undefined symbol "find_player"
// C:\Users\Admin\Desktop\compiler\stfu.sma(98) : warning 203: symbol is never used: "var1"
// C:\Users\Admin\Desktop\compiler\stfu.sma(101) : error 017: undefined symbol "console_print"
// C:\Users\Admin\Desktop\compiler\stfu.sma(107) : error 017: undefined symbol "get_user_flags"
// C:\Users\Admin\Desktop\compiler\stfu.sma(110) : error 017: undefined symbol "get_user_name"
// C:\Users\Admin\Desktop\compiler\stfu.sma(111) : error 017: undefined symbol "console_print"
// C:\Users\Admin\Desktop\compiler\stfu.sma(114) : warning 203: symbol is never used: "var3"
// C:\Users\Admin\Desktop\compiler\stfu.sma(117) : error 017: undefined symbol "is_user_alive"
// C:\Users\Admin\Desktop\compiler\stfu.sma(120) : error 017: undefined symbol "get_user_name"
// C:\Users\Admin\Desktop\compiler\stfu.sma(121) : error 017: undefined symbol "console_print"
// C:\Users\Admin\Desktop\compiler\stfu.sma(127) : error 017: undefined symbol "is_user_bot"
// C:\Users\Admin\Desktop\compiler\stfu.sma(130) : error 017: undefined symbol "get_user_name"
//
// Compilation aborted.
// 26 Errors.

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