Help me solve the problem of make in ppp.2.4.4 software? Thank you.

Help me solve the problem of make in ppp.2.4.4 software? Thank you-general Linux technology-Linux technology and application information. For more information, see below. Debian :~ Ppp-2.4.4 # make
Cd chat; make all
Make [1]: Entering directory '/root/ppp-2.4.4/chat'
Make [1]: Warning: File 'chat. c' has modification time 3e + 07 s in the future
Cc-c-O2-g-pipe-DTERMIOS-DSIGTYPE = void-UNO_SLEEP-DFNDELAY = O_NDELAY-o chat. o chat. c
Chat. c: 93: 19: error: stdio. h: No such file or directory
Chat. c: 94: 19: error: ctype. h: No such file or directory
Chat. c: 95: 18: error: time. h: No such file or directory
Chat. c: 96: 19: error: fcntl. h: No such file or directory
Chat. c: 97: 20: error: signal. h: No such file or directory
Chat. c: 98: 19: error: errno. h: No such file or directory
Chat. c: 99: 20: error: string. h: No such file or directory
Chat. c: 100: 20: error: stdlib. h: No such file or directory
Chat. c: 101: 20: error: unistd. h: No such file or directory
Chat. c: 102: 23: error: sys/types. h: No such file or directory
Chat. c: 103: 22: error: sys/stat. h: No such file or directory
Chat. c: 104: 20: error: syslog. h: No such file or directory
Chat. c: 115: 21: error: termios. h: No such file or directory
Chat. c: 177: error: expected ???? ???? ???? ?? Asm ?? Or ?? _ Attribute __?? Before ???? Token
Chat. c: 212: error: expected declaration specifiers or ??..?? Before ?? Size_t ??
Chat. c: 214: error: expected declaration specifiers or ??..?? Before ?? Size_t ??
Chat. c: In function ?? Dup_mem ??
Chat. c: 248: error: expected declaration specifiers before ?? Size_t ??
Chat. c: 249: error: number of arguments doesn ?? T match prototype
Chat. c: 212: error: prototype declaration
Chat. c: 250: warning: incompatible implicit declaration of built-in function ?? Malloc ??
Chat. c: 254: warning: incompatible implicit declaration of built-in function ?? Memcpy ??
Chat. c: In function ?? Copy_of ??
Chat. c: 261: warning: incompatible implicit declaration of built-in function ?? Strlen ??
Chat. c: 261: error: too when arguments to function ?? Dup_mem ??
Chat. c: In function ?? Grow ??
Chat. c: 268: error: expected declaration specifiers before ?? Size_t ??
Chat. c: 269: error: number of arguments doesn ?? T match prototype
Chat. c: 214: error: prototype declaration
Chat. c: 270: error :?? Size_t ?? Undeclared (first use in this function)
Chat. c: 270: error: (Each undeclared identifier is reported only once
Chat. c: 270: error: for each function it appears in .)
Chat. c: 270: error: expected ???? Before ?? L ??
Chat. c: 272: warning: assignment makes pointer from integer without a cast
Chat. c: 275: error :?? L ?? Undeclared (first use in this function)
Chat. c: In function ?? Main ??
Chat. c: 324: error :?? NULL ?? Undeclared (first use in this function)
Chat. c: 340: error :?? Report_fp ?? Undeclared (first use in this function)
Chat. c: 346: warning: incompatible implicit declaration of built-in function ?? Fprintf ??
Chat. c: 376: error :?? Stderr ?? Undeclared (first use in this function)
Chat. c: 382: error :?? LOG_PID ?? Undeclared (first use in this function)
Chat. c: 382: error :?? LOG_NDELAY ?? Undeclared (first use in this function)
Chat. c: 382: error :?? LOG_LOCAL2 ?? Undeclared (first use in this function)
Chat. c: 385: error :?? LOG_INFO ?? Undeclared (first use in this function)
Chat. c: 387: error :?? LOG_WARNING ?? Undeclared (first use in this function)
Chat. c: In function ?? Do_file ??
Chat. c: 422: error :?? FILE ?? Undeclared (first use in this function)
Chat. c: 422: error :?? Cfp ?? Undeclared (first use in this function)
Chat. c: 425: error :?? NULL ?? Undeclared (first use in this function)
Chat. c: 432: warning: incompatible implicit declaration of built-in function ?? Strchr ??
Chat. c: In function ?? Usage ??
Chat. c: 487: warning: incompatible implicit declaration of built-in function ?? Fprintf ??
Chat. c: 487: error :?? Stderr ?? Undeclared (first use in this function)
Chat. c: 490: warning: incompatible implicit declaration of built-in function ?? Exit ??
Chat. c: In function ?? Msgf ??
Chat. c: 512: error :?? LOG_INFO ?? Undeclared (first use in this function)
Chat. c: 514: warning: incompatible implicit declaration of built-in function ?? Fprintf ??
Chat. c: 514: error :?? Stderr ?? Undeclared (first use in this function)
Chat. c: In function ?? Fatal ??
Chat. c: 537: error :?? LOG_ERR ?? Undeclared (first use in this function)
Chat. c: 539: warning: incompatible implicit declaration of built-in function ?? Fprintf ??
Chat. c: 539: error :?? Stderr ?? Undeclared (first use in this function)
Chat. c: In function ?? Sigalrm ??
Chat. c: 552: error :?? SIGALRM ?? Undeclared (first use in this function)
Chat. c: 554: error :?? F_GETFL ?? Undeclared (first use in this function)
Chat. c: 557: error :?? F_SETFL ?? Undeclared (first use in this function)
Chat. c: 557: error :?? O_NDELAY ?? Undeclared (first use in this function)
Chat. c: In function ?? Unalarm ??
Chat. c: 568: error :?? F_GETFL ?? Undeclared (first use in this function)
Chat. c: 571: error :?? F_SETFL ?? Undeclared (first use in this function)
Chat. c: 571: error :?? O_NDELAY ?? Undeclared (first use in this function)
Chat. c: In function ?? Init ??
Chat. c: 595: error :?? SIGINT ?? Undeclared (first use in this function)
Chat. c: 596: error :?? SIGTERM ?? Undeclared (first use in this function)
Chat. c: 597: error :?? SIGHUP ?? Undeclared (first use in this function)
Chat. c: 600: error :?? SIGALRM ?? Undeclared (first use in this function)
Chat. c: In function ?? Set_tty_parameters ??
Chat. c: 608: error: storage size ?? T ?? Isn ?? T known
Chat. c: 613: error :?? Saved_tty_parameters ?? Has an incomplete type
Chat. c: 616: error :?? IGNBRK ?? Undeclared (first use in this function)
Chat. c: 616: error :?? ISTRIP ?? Undeclared (first use in this function)
Chat. c: 616: error :?? IGNPAR ?? Undeclared (first use in this function)
Chat. c: 619: error :?? VERASE ?? Undeclared (first use in this function)
Chat. c: 620: error :?? VKILL ?? Undeclared (first use in this function)
Chat. c: 621: error :?? VMIN ?? Undeclared (first use in this function)
Chat. c: 622: error :?? VTIME ?? Undeclared (first use in this function)
Chat. c: 624: error :?? TCSANOW ?? Undeclared (first use in this function)
Chat. c: In function ?? Terminate ??
Chat. c: 642: warning: incompatible implicit declaration of built-in function ?? Exit ??
Chat. c: 651: warning: incompatible implicit declaration of built-in function ?? Strlen ??
Chat. c: 662: warning: incompatible implicit declaration of built-in function ?? Fprintf ??
Chat. c: 662: error :?? Report_fp ?? Undeclared (first use in this function)
Chat. c: 664: error :?? FILE ?? Undeclared (first use in this function)
Chat. c: 664: error: expected expression before ???? Token
Chat. c: 666: warning: incompatible implicit declaration of built-in function ?? Fprintf ??
Chat. c: 668: error: expected expression before ???? Token
Chat. c: 673: error :?? TCSANOW ?? Undeclared (first use in this function)
Chat. c: In function ?? Clean ??
Chat. c: 691: error :?? Size_t ?? Undeclared (first use in this function)
Chat. c: 691: error: expected ???? Before ?? Len ??
Chat. c: 699: warning: incompatible implicit declaration of built-in function ?? Malloc ??
Chat. c: 699: error :?? Len ?? Undeclared (first use in this function)
Chat. c: 725: warning: assignment makes pointer from integer without a cast
Chat. c: 728: warning: incompatible implicit declaration of built-in function ?? Strlen ??
Chat. c: 729: error: too when arguments to function ?? Grow ??
Chat. c: 773: warning: incompatible implicit declaration of built-in function ?? Strlen ??
Chat. c: 774: error: too when arguments to function ?? Grow ??
Chat. c: 786: warning: incompatible implicit declaration of built-in function ?? Strlen ??
Chat. c: 787: error: too when arguments to function ?? Grow ??
Chat. c: In function ?? Expect_strtok ??
Chat. c: 908: warning: incompatible implicit declaration of built-in function ?? Strchr ??
Chat. c: In function ?? Character ??
Chat. c: 1025: warning: incompatible implicit declaration of built-in function ?? Sprintf ??
Chat. c: In function ?? Chat_send ??
Chat. c: 1045: warning: incompatible implicit declaration of built-in function ?? Strlen ??
Chat. c: 1053: error :?? SIGHUP ?? Undeclared (first use in this function)
Chat. c: 1053: error :?? SIG_IGN ?? Undeclared (first use in this function)
Chat. c: 1075: warning: incompatible implicit declaration of built-in function ?? Strlen ??
Chat. c: 1096: warning: incompatible implicit declaration of built-in function ?? Strlen ??
Chat. c: 1104: error :?? NULL ?? Undeclared (first use in this function)
Chat. c: 1125: warning: incompatible implicit declaration of built-in function ?? Strlen ??
Chat. c: 1146: warning: incompatible implicit declaration of built-in function ?? Strlen ??
Chat. c: 1192: error :?? FILE ?? Undeclared (first use in this function)
Chat. c: 1192: error :?? F ?? Undeclared (first use in this function)
Chat. c: In function ?? Get_char ??
Chat. c: 1242: error :?? F_GETFL ?? Undeclared (first use in this function)
Chat. c: 1245: error :?? F_SETFL ?? Undeclared (first use in this function)
Chat. c: 1245: error :?? O_NDELAY ?? Undeclared (first use in this function)
Chat. c: In function ?? Put_char ??
Chat. c: 1270: error :?? F_GETFL ?? Undeclared (first use in this function)
Chat. c: 1273: error :?? F_SETFL ?? Undeclared (first use in this function)
Chat. c: 1273: error :?? O_NDELAY ?? Undeclared (first use in this function)
Chat. c: In function ?? Write_char ??
Chat. c: 1288: error :?? Errno ?? Undeclared (first use in this function)
Chat. c: 1288: error :?? EINTR ?? Undeclared (first use in this function)
Chat. c: 1288: error :?? EWOULDBLOCK ?? Undeclared (first use in this function)
Chat. c: 1306: 22: warning: trigraph ??) Ignored, use-trigraphs to enable
Chat. c: In function ?? Echo_stderr ??
Chat. c: 1372: warning: incompatible implicit declaration of built-in function ?? Strlen ??
Chat. c: In function ?? Get_string ??
Chat. c: 1391: warning: incompatible implicit declaration of built-in function ?? Strlen ??
Chat. c: 1434: error :?? Stderr ?? Undeclared (first use in this function)
Chat. c: 1436: warning: incompatible implicit declaration of built-in function ?? Fprintf ??
Chat. c: 1441: error :?? NULL ?? Undeclared (first use in this function)
Chat. c: 1444: error :?? Time_t ?? Undeclared (first use in this function)
Chat. c: 1444: error: expected ???? Before ?? Time_now ??
Chat. c: 1445: error :?? Time_now ?? Undeclared (first use in this function)
Chat. c: 1445: warning: initialization makes pointer from integer without a cast
Chat. c: 1447: warning: incompatible implicit declaration of built-in function ?? Strftime ??
Chat. c: 1448: warning: incompatible implicit declaration of built-in function ?? Strcat ??
Chat. c: 1464: warning: incompatible implicit declaration of built-in function ?? Fprintf ??
Chat. c: 1464: error :?? Report_fp ?? Undeclared (first use in this function)
Chat. c: 1494: warning: incompatible implicit declaration of built-in function ?? Strcpy ??
Chat. c: 1506: warning: incompatible implicit declaration of built-in function ?? Memmove ??
Chat. c: In function ?? Pack_array ??
Chat. c: 1574: error :?? NULL ?? Undeclared (first use in this function)
Chat. c: In function ?? Vfmtmsg ??
Chat. c: 1620: warning: incompatible implicit declaration of built-in function ?? Memcpy ??
Chat. c: 1691: error :?? Errno ?? Undeclared (first use in this function)
Chat. c: 1691: warning: assignment makes pointer from integer without a cast
Chat. c: 1700: warning: incompatible implicit declaration of built-in function ?? Strlen ??
Chat. c: 1766: warning: incompatible implicit declaration of built-in function ?? Strlen ??
Chat. c: 1781: warning: incompatible implicit declaration of built-in function ?? Memcpy ??
Make [1]: *** [chat. o] Error 1
Make [1]: Leaving directory '/root/ppp-2.4.4/chat'
Make: *** [all] Error 2