Add a "fork" of musl as //fusl.

fusl/include/arpa/telnet.h

+#ifndef _ARPA_TELNET_H
+#define _ARPA_TELNET_H
+
+#define IAC     255
+#define DONT    254
+#define DO      253
+#define WONT    252
+#define WILL    251
+#define SB      250
+#define GA      249
+#define EL      248
+#define EC      247
+#define AYT     246
+#define AO      245
+#define IP      244
+#define BREAK   243
+#define DM      242
+#define NOP     241
+#define SE      240
+#define EOR     239
+#define ABORT   238
+#define SUSP    237
+#define xEOF    236
+
+#define SYNCH   242
+
+#define telcmds ((char [][6]){ "EOF", "SUSP", "ABORT", "EOR", "SE", "NOP", "DMARK", "BRK", "IP", "AO", "AYT", "EC", "EL", "GA", "SB", "WILL", "WONT", "DO", "DONT", "IAC", 0 })
+
+#define TELCMD_FIRST    xEOF
+#define TELCMD_LAST     IAC
+#define TELCMD_OK(x)    ((unsigned int)(x) <= TELCMD_LAST && \
+                         (unsigned int)(x) >= TELCMD_FIRST)
+#define TELCMD(x)       telcmds[(x)-TELCMD_FIRST]
+
+#define TELOPT_BINARY   0
+#define TELOPT_ECHO     1
+#define TELOPT_RCP      2
+#define TELOPT_SGA      3
+#define TELOPT_NAMS     4
+#define TELOPT_STATUS   5
+#define TELOPT_TM       6
+#define TELOPT_RCTE     7
+#define TELOPT_NAOL     8
+#define TELOPT_NAOP     9
+#define TELOPT_NAOCRD   10
+#define TELOPT_NAOHTS   11
+#define TELOPT_NAOHTD   12
+#define TELOPT_NAOFFD   13
+#define TELOPT_NAOVTS   14
+#define TELOPT_NAOVTD   15
+#define TELOPT_NAOLFD   16
+#define TELOPT_XASCII   17
+#define TELOPT_LOGOUT   18
+#define TELOPT_BM       19
+#define TELOPT_DET      20
+#define TELOPT_SUPDUP   21
+#define TELOPT_SUPDUPOUTPUT 22
+#define TELOPT_SNDLOC   23
+#define TELOPT_TTYPE    24
+#define TELOPT_EOR      25
+#define TELOPT_TUID     26
+#define TELOPT_OUTMRK   27
+#define TELOPT_TTYLOC   28
+#define TELOPT_3270REGIME 29
+#define TELOPT_X3PAD    30
+#define TELOPT_NAWS     31
+#define TELOPT_TSPEED   32
+#define TELOPT_LFLOW    33
+#define TELOPT_LINEMODE 34
+#define TELOPT_XDISPLOC 35
+#define TELOPT_OLD_ENVIRON 36
+#define TELOPT_AUTHENTICATION 37/* Authenticate */
+#define TELOPT_ENCRYPT  38
+#define TELOPT_NEW_ENVIRON 39
+#define TELOPT_EXOPL    255
+
+
+#define NTELOPTS        (1+TELOPT_NEW_ENVIRON)
+#ifdef TELOPTS
+char *telopts[NTELOPTS+1] = {
+        "BINARY", "ECHO", "RCP", "SUPPRESS GO AHEAD", "NAME",
+        "STATUS", "TIMING MARK", "RCTE", "NAOL", "NAOP",
+        "NAOCRD", "NAOHTS", "NAOHTD", "NAOFFD", "NAOVTS",
+        "NAOVTD", "NAOLFD", "EXTEND ASCII", "LOGOUT", "BYTE MACRO",
+        "DATA ENTRY TERMINAL", "SUPDUP", "SUPDUP OUTPUT",
+        "SEND LOCATION", "TERMINAL TYPE", "END OF RECORD",
+        "TACACS UID", "OUTPUT MARKING", "TTYLOC",
+        "3270 REGIME", "X.3 PAD", "NAWS", "TSPEED", "LFLOW",
+        "LINEMODE", "XDISPLOC", "OLD-ENVIRON", "AUTHENTICATION",
+        "ENCRYPT", "NEW-ENVIRON",
+        0,
+};
+#define TELOPT_FIRST    TELOPT_BINARY
+#define TELOPT_LAST     TELOPT_NEW_ENVIRON
+#define TELOPT_OK(x)    ((unsigned int)(x) <= TELOPT_LAST)
+#define TELOPT(x)       telopts[(x)-TELOPT_FIRST]
+#endif
+
+#define TELQUAL_IS      0
+#define TELQUAL_SEND    1
+#define TELQUAL_INFO    2
+#define TELQUAL_REPLY   2
+#define TELQUAL_NAME    3
+
+#define LFLOW_OFF               0
+#define LFLOW_ON                1
+#define LFLOW_RESTART_ANY       2
+#define LFLOW_RESTART_XON       3
+
+
+#define LM_MODE         1
+#define LM_FORWARDMASK  2
+#define LM_SLC          3
+
+#define MODE_EDIT       0x01
+#define MODE_TRAPSIG    0x02
+#define MODE_ACK        0x04
+#define MODE_SOFT_TAB   0x08
+#define MODE_LIT_ECHO   0x10
+
+#define MODE_MASK       0x1f
+
+#define MODE_FLOW               0x0100
+#define MODE_ECHO               0x0200
+#define MODE_INBIN              0x0400
+#define MODE_OUTBIN             0x0800
+#define MODE_FORCE              0x1000
+
+#define SLC_SYNCH       1
+#define SLC_BRK         2
+#define SLC_IP          3
+#define SLC_AO          4
+#define SLC_AYT         5
+#define SLC_EOR         6
+#define SLC_ABORT       7
+#define SLC_EOF         8
+#define SLC_SUSP        9
+#define SLC_EC          10
+#define SLC_EL          11
+#define SLC_EW          12
+#define SLC_RP          13
+#define SLC_LNEXT       14
+#define SLC_XON         15
+#define SLC_XOFF        16
+#define SLC_FORW1       17
+#define SLC_FORW2       18
+
+#define NSLC            18
+
+#define SLC_NAMELIST    "0", "SYNCH", "BRK", "IP", "AO", "AYT", "EOR", \
+                        "ABORT", "EOF", "SUSP", "EC", "EL", "EW", "RP", \
+                        "LNEXT", "XON", "XOFF", "FORW1", "FORW2", 0,
+#ifdef  SLC_NAMES
+char *slc_names[] = {
+        SLC_NAMELIST
+};
+#else
+extern char *slc_names[];
+#define SLC_NAMES SLC_NAMELIST
+#endif
+
+#define SLC_NAME_OK(x)  ((unsigned int)(x) <= NSLC)
+#define SLC_NAME(x)     slc_names[x]
+
+#define SLC_NOSUPPORT   0
+#define SLC_CANTCHANGE  1
+#define SLC_VARIABLE    2
+#define SLC_DEFAULT     3
+#define SLC_LEVELBITS   0x03
+
+#define SLC_FUNC        0
+#define SLC_FLAGS       1
+#define SLC_VALUE       2
+
+#define SLC_ACK         0x80
+#define SLC_FLUSHIN     0x40
+#define SLC_FLUSHOUT    0x20
+
+#define OLD_ENV_VAR     1
+#define OLD_ENV_VALUE   0
+#define NEW_ENV_VAR     0
+#define NEW_ENV_VALUE   1
+#define ENV_ESC         2
+#define ENV_USERVAR     3
+
+#define AUTH_WHO_CLIENT         0
+#define AUTH_WHO_SERVER         1
+#define AUTH_WHO_MASK           1
+
+#define AUTH_HOW_ONE_WAY        0
+#define AUTH_HOW_MUTUAL         2
+#define AUTH_HOW_MASK           2
+
+#define AUTHTYPE_NULL           0
+#define AUTHTYPE_KERBEROS_V4    1
+#define AUTHTYPE_KERBEROS_V5    2
+#define AUTHTYPE_SPX            3
+#define AUTHTYPE_MINK           4
+#define AUTHTYPE_CNT            5
+
+#define AUTHTYPE_TEST           99
+
+#ifdef  AUTH_NAMES
+char *authtype_names[] = {
+        "NULL", "KERBEROS_V4", "KERBEROS_V5", "SPX", "MINK", 0,
+};
+#else
+extern char *authtype_names[];
+#endif
+
+#define AUTHTYPE_NAME_OK(x)     ((unsigned int)(x) < AUTHTYPE_CNT)
+#define AUTHTYPE_NAME(x)        authtype_names[x]
+
+#define ENCRYPT_IS              0
+#define ENCRYPT_SUPPORT         1
+#define ENCRYPT_REPLY           2
+#define ENCRYPT_START           3
+#define ENCRYPT_END             4
+#define ENCRYPT_REQSTART        5
+#define ENCRYPT_REQEND          6
+#define ENCRYPT_ENC_KEYID       7
+#define ENCRYPT_DEC_KEYID       8
+#define ENCRYPT_CNT             9
+
+#define ENCTYPE_ANY             0
+#define ENCTYPE_DES_CFB64       1
+#define ENCTYPE_DES_OFB64       2
+#define ENCTYPE_CNT             3
+
+#ifdef  ENCRYPT_NAMES
+char *encrypt_names[] = {
+        "IS", "SUPPORT", "REPLY", "START", "END",
+        "REQUEST-START", "REQUEST-END", "ENC-KEYID", "DEC-KEYID",
+        0,
+};
+char *enctype_names[] = {
+        "ANY", "DES_CFB64",  "DES_OFB64",  0,
+};
+#else
+extern char *encrypt_names[];
+extern char *enctype_names[];
+#endif
+
+
+#define ENCRYPT_NAME_OK(x)      ((unsigned int)(x) < ENCRYPT_CNT)
+#define ENCRYPT_NAME(x)         encrypt_names[x]
+
+#define ENCTYPE_NAME_OK(x)      ((unsigned int)(x) < ENCTYPE_CNT)
+#define ENCTYPE_NAME(x)         enctype_names[x]
+
+#endif