File: portable.h

package info (click to toggle)
cti-ifhp 2.1.8-2
  • links: PTS
  • area: main
  • in suites: hamm
  • size: 932 kB
  • ctags: 845
  • sloc: ansic: 6,036; sh: 1,524; makefile: 318
file content (1542 lines) | stat: -rw-r--r-- 44,200 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
/***************************************************************************
 * LPRng - An Extended Print Spooler System
 *
 * Copyright 1988-1997, Patrick Powell, San Diego, CA
 *     papowell@sdsu.edu
 * See LICENSE for conditions of use.
 *
 ***************************************************************************
 * MODULE: portable.h
 * PURPOSE:
 * The configure program generates config.h,  which defines various
 * macros indicating the presence or abscence of include files, etc.
 * However, there are some systems which pass the tests,  but things
 * do not work correctly on them.  This file will try and fix
 * these things up for the user.
 *
 * NOTE:  if there were no problems, this file would be:
 *    #include "config.h"
 *
 * Sigh. Patrick Powell Thu Apr  6 07:00:48 PDT 1995 <papowell@sdsu.edu>
 *    NOTE: thanks to all the folks who worked on the PLP software,
 *    Justin Mason <jmason@iona.ie> especially.  Some of the things
 *    that you have to do to get portability are truely bizzare.
 *
 * $Id: portable.h,v 2.3 1997/02/09 17:18:44 papowell Exp papowell $
 **************************************************************************/

#ifndef _PLP_PORTABLE_H
#define _PLP_PORTABLE_H 1

#ifndef __STDC__
LPRng requires ANSI Standard C compiler
#endif

#include "config.h"

/*************************************************************************
 * ARGH: some things that "configure" can't get right.
*************************************************************************/

/***************************************************************************
 * porting note: if you port PLP and you get some errors
 * caused by autoconf guessing the wrong set of functions/headers/structs,
 * add or change the entry for your system in the ARGH section below.
 * You might want to try and determine how your system is identified
 * by the C preprocessor and use this informaton rather than trying
 * to look for information in various f1les.
 *    Patrick Powell and Justin Mason
 ***************************************************************************/

/*************************************************************************
 * APOLLO Ports
 *  Thu Apr  6 07:01:51 PDT 1995 Patrick Powell
 * This appears to be historical.
 *************************************************************************/
#ifdef apollo
# define IS_APOLLO
/* #undef __STDC__ */
/* # define CONFLICTING_PROTOS */
#endif

/*************************************************************************
 * ULTRIX.
 * Patrick Powell Thu Apr  6 07:17:34 PDT 1995
 * 
 * Take a chance on using the standard calls
 *************************************************************************/
#ifdef ultrix
# define IS_ULTRIX
#endif


/*************************************************************************
 * AIX.
 *************************************************************************/
#ifdef _AIX32 
# define IS_AIX32
#endif

/*************************************************************************
 * Sun
 *************************************************************************/

#if defined(sun)
#endif


/*************************************************************************
 * Cray
 *************************************************************************/

#if defined(cray)
#define MAXPATHLEN	1023
#define HAVE_SIGSETJMP	1

/* configure incorrectly chooses STATVFS */
#if defined(USE_STATFS_TYPE)
#undef  USE_STATFS_TYPE
#endif

#define USE_STATFS_TYPE	SRV3_STATFS
#endif


/*************************************************************************/
#if defined(NeXT)
# define IS_NEXT
# define __STRICT_BSD__
#endif

/*************************************************************************/
#if defined(__sgi) && defined(_SYSTYPE_SVR4)
# define IS_IRIX5
#endif

/*************************************************************************/
#if defined(__sgi) && defined(_SYSTYPE_SYSV)
#define IS_IRIX4
#endif

/*************************************************************************/
#if defined(__linux__) || defined (__linux) || defined (LINUX)
# define IS_LINUX
#endif


/*************************************************************************/
#if defined(__hpux) || defined(_HPUX_SOURCE)
# define IS_HPUX
# undef _HPUX_SOURCE
# define _HPUX_SOURCE 1
#endif
  
/*************************************************************************/

#if defined(__convex__) /* Convex OS 11.0 - from w_stef */
# define IS_CONVEX
# define LPASS8 (L004000>>16)
#endif

/*************************************************************************/

#ifdef _AUX_SOURCE
# define IS_AUX
# define _POSIX_SOURCE

# undef SETPROCTITLE

#endif

/*************************************************************************/

#if defined(SNI) && defined(sinix)
# define IS_SINIX
#endif


/*************************************************************************/
#if defined(__svr4__) && !defined(SVR4)
# define SVR4 __svr4__
#endif

/***************************************************************************
 * Solaris SUNWorks CC compiler
 *  man page indicates __SVR4 is defined, as is __unix, __sun
 ***************************************************************************/
#if (defined(__SVR4) || defined(_SVR4_)) && !defined(SVR4)
# define SVR4 1
#endif

/*************************************************************************/
#if defined(__bsdi__)
# define IS_BSDI
#endif

/*************************************************************************/

/*************************************************************************
 * we also need some way of spotting IS_DATAGEN (Data Generals),
 * and IS_SEQUENT (Sequent machines). Any suggestions?
 * these ports probably don't work anymore...
 *************************************************************************/

/*************************************************************************
 * END OF ARGH SECTION; next: overrides from the Makefile.
 *************************************************************************/
/*************************
 * STTY functions to use *
 *************************/
#define SGTTYB  0
#define TERMIO  1
#define TERMIOS 2

/*************************
 * FSTYPE functions to use *
 *************************/

#define SVR3_STATFS       0
#define ULTRIX_STATFS     1
#define STATFS            2
#define STATVFS           3

#if defined(MAKE_USE_STATFS)
# undef USE_STATFS
# define USE_STATFS MAKE_USE_STATFS
#endif

#if defined(MAKE_USE_STTY)
# undef  USE_STTY
# define USE_STTY MAKE_USE_STTY 
#endif


/*********************************************************************
 * GET STANDARD INCLUDE FILES
 * This is the one-size-fits-all include that should grab everthing.
 * This has a horrible impact on compilation speed,  but then, do you
 * want compilation speed or portability?
 *
 * Patrick Powell Thu Apr  6 07:21:10 PDT 1995
 *********************************************************************
 * If you do not have the following, you are doomed. Or at least
 * going to have an uphill hard time.
 * NOTE: string.h might also be strings.h on some very very odd systems
 *
 * Patrick Powell Thu Apr  6 07:21:10 PDT 1995
 *********************************************************************/

/*********************************************************************
 * yuck -- this is a nightmare! half-baked-ANSI systems are poxy (jm)
 *
 * Note that configure checks for absolute compliance, i.e.-
 * older versions of SUNOS, HP-UX, do not meet this.
 *
 * Patrick Powell Thu Apr  6 07:21:10 PDT 1995
 *********************************************************************/


#ifdef HAVE_UNISTD_H
# include <unistd.h>
#else
  extern int dup2 ();
  extern int execve ();
  extern uid_t geteuid (), getegid ();
  extern int setgid (), getgid ();
#endif


#ifdef HAVE_STDLIB_H
# include <stdlib.h>
#else
  char *getenv( char * );
  void abort(void);
#endif

#include <sys/types.h>
#include <stdio.h>
#include <string.h>
#if defined(HAVE_STRINGS_H)
# include <strings.h>
#endif
#include <sys/param.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <arpa/inet.h>

#include <sys/stat.h>
#include <pwd.h>
#include <signal.h>
#include <sys/wait.h>
#include <ctype.h>

#include <errno.h>
#include <grp.h>

#ifdef HAVE_MEMORY_H
#include <memory.h>
#endif

#ifndef HAVE_STRCHR
# define strchr			index
# define strrchr		rindex
#endif

/* case insensitive compare for OS without it */
#if !defined(HAVE_STRCASECMP)
 int strcasecmp (const char *s1, const char *s2);
#endif
#if !defined(HAVE_STRNCASECMP)
 int strncasecmp (const char *s1, const char *s2, int len );
#endif


/*********************************************************************
 * directory management is nasty.  There are two standards:
 * struct directory and struct dirent.
 * Solution:  macros + a typedef.
 * Patrick Powell Thu Apr  6 07:44:50 PDT 1995
 *
 *See GNU autoconf documentation for this little AHEM gem... and others
 *  too obnoxious to believe
 *********************************************************************/

#if HAVE_DIRENT_H
# include <dirent.h>
# define NLENGTH(dirent) strlen((dirent)->d_name)
#else
# define dirent direct
# define NLENGTH(dirent) (dirent)->d_namlen
# if HAVE_SYS_NDIR_H
#  include <sys/ndir.h>
# endif
# if HAVE_SYS_DIR_H
#  include <sys/dir.h>
# endif
# if HAVE_NDIR_H
#  include <ndir.h>
# endif
#endif

typedef struct dirent plp_dir_t;

/*********************************************************************
 * malloc strikes again. Definition is a la ANSI C.  However,
 * You may need to edit this on historical systems.
 * Patrick Powell Thu Apr  6 07:47:54 PDT 1995
 *********************************************************************/

#ifdef HAVE_MALLOC_H
# include <malloc.h>
#else
# if !defined(HAVE_STDLIB_H)
   void *malloc(size_t);
   void free(void *);
# endif
#endif

#ifndef HAVE_ERRNO_DECL
 extern int errno;
#endif

/*********************************************************************
 * Note the <time.h> may already be included by some previous
 * lines.  You may need to edit this by hand.
 * Better solution is to put include guards in all of the include files.
 * Patrick Powell Thu Apr  6 07:55:58 PDT 1995
 *********************************************************************/
 
#ifdef TIME_WITH_SYS_TIME
# include <sys/time.h>
# include <time.h>
#else
# ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
#else
# include <time.h>
# endif
#endif

#ifdef HAVE_SYS_FILE_H
# include <sys/file.h>
#endif

#ifdef HAVE_SYS_RESOURCE_H
# include <sys/resource.h>
#endif

#ifdef HAVE_SYS_FCNTL_H
# include <sys/fcntl.h>
#endif
#ifdef HAVE_FCNTL_H
#  include <fcntl.h>
#endif

/*
 * we use the FCNTL code if we have it
 * We want you to define F_SETLK, etc.  If they are not defined,
 *  Then you better put a system dependent configuration
 *  in and define them.
 */
#if defined(HAVE_FCNTL) && ! defined(F_SETLK)
/*ABORT: "defined(HAVE_FCNTL) && ! defined(F_SETLK)"*/
#undef HAVE_FCNTL
#endif

#if defined(HAVE_LOCKF) && ! defined(F_LOCK)
/*ABORT: "defined(HAVE_LOCKF) && ! defined(F_LOCK)"*/
/* You must fix this up */
#undef HAVE_LOCKF
#endif

#if defined(HAVE_FLOCK) && ! defined(LOCK_EX)
/*AB0RT: "defined(HAVE_FLOCK) && ! defined(LOCK_EX)"*/
/* You must fix this up */
#undef HAVE_FLOCK
#endif

#ifdef HAVE_LIMITS_H
#include <limits.h>
#endif

/* 4.2 BSD systems */
#ifndef S_IRUSR
# define S_IRUSR S_IREAD
# define S_IWUSR S_IWRITE
# define S_IXUSR S_IEXEC
# define S_IXGRP (S_IEXEC >> 3)
# define S_IXOTH (S_IEXEC >> 6)
#endif

#ifndef S_ISLNK
# define S_ISLNK(mode) (((mode) & S_IFLNK) == S_IFLNK)
#endif
#ifndef S_ISREG
# define S_ISREG(mode) (((mode) & S_IFREG) == S_IFREG)
#endif
#ifndef S_ISDIR
# define S_ISDIR(mode) (((mode) & S_IFDIR) == S_IFDIR)
#endif


/* 4.2 BSD systems */
#ifndef SEEK_SET
# define SEEK_SET 0
# define SEEK_CUR 1
# define SEEK_END 2
#endif

#ifndef HAVE_KILLPG
# define killpg(pg,sig)	((int) kill ((pid_t)(-(pg)), (sig)))
#else
extern int killpg(pid_t pgrp, int sig);
#endif

/***********************************************************************
 * wait() stuff: most recent systems support a compatability version
 * of "union wait", but it's not as fully-featured as the recent stuff
 * that uses an "int *". However, we want to keep support for the
 * older BSD systems as much as possible, so it's still supported;
 * however, if waitpid() exists, we're POSIX.1 compliant, and we should
 * not use "union wait". (hack hack hack) (jm)
 *
 * I agree.  See the waitchild.c code for a tour through the depths of
 * portability hell.
 *
 * Patrick Powell Thu Apr  6 08:03:58 PDT 1995
 *
 ***********************************************************************/

#ifdef HAVE_WAITPID
# undef HAVE_UNION_WAIT		/* and good riddance */
#endif

/***************************************************************************
 * HAVE_UNION_WAIT will be def'd by configure if it's in <sys/wait.h>,
 * and isn't just there for compatibility (like it is on HP/UX).
 ***************************************************************************/

#ifdef HAVE_UNION_WAIT
typedef union wait		plp_status_t;
/*
 * with some BSDish systems, there are already #defines for this,
 * so we should use them if they're there.
 */
# ifndef WCOREDUMP
#  define WCOREDUMP(x)	((x).w_coredump)
# endif
# ifndef WEXITSTATUS
#  define WEXITSTATUS(x)	((x).w_retcode)
# endif
# ifndef WTERMSIG
#  define WTERMSIG(x)	((x).w_termsig)
# endif
# ifndef WIFSTOPPED
#  define WIFSTOPPED(x)	((x).w_stopval == WSTOPPED)
# endif
# ifndef WIFEXITED
#  define WIFEXITED(x)	((x).w_stopval == WEXITED)
# endif

#else
  typedef int			plp_status_t;
/* The POSIX defaults for these macros. (this is cheating!) */
# ifndef WTERMSIG
#  define WTERMSIG(x)	((x) & 0x7f)
# endif
# ifndef WCOREDUMP
#  define WCOREDUMP(x)	((x) & 0x80)
# endif
# ifndef WEXITSTATUS
#  define WEXITSTATUS(x)	((((unsigned) x) >> 8) & 0xff)
# endif
# ifndef WIFSIGNALED
#  define WIFSIGNALED(x)	(WTERMSIG (x) != 0)
# endif
# ifndef WIFEXITED
#  define WIFEXITED(x)	(WTERMSIG (x) == 0)
# endif
#endif /* HAVE_UNION_WAIT */

/***********************************************************************
 * SVR4: SIGCHLD is really SIGCLD; #define it here.
 * PLP lpd _does_ handle the compatibility semantics properly
 * (Advanced UNIX Programming p. 281).
 ***********************************************************************/

#if !defined(SIGCHLD) && defined(SIGCLD)
# define SIGCHLD			SIGCLD
#endif


/***********************************************************************
 * configure will set RETSIGTYPE to the type returned by signal()
 ***********************************************************************/

typedef RETSIGTYPE plp_signal_t;
typedef plp_signal_t (*plp_sigfunc_t)(int) ;

#ifndef HAVE_GETDTABLESIZE
# ifdef NOFILE
#  define getdtablesize()	NOFILE
# else
#  ifdef NOFILES_MAX
#   define getdtablesize()	NOFILES_MAX
#  endif
# endif
#endif

#ifndef HAVE_STRDUP
# ifdef __STDC__
   char *strdup(const char*);
# else
   char *strdup();
# endif
#endif

#ifndef IPPORT_RESERVED
#define IPPORT_RESERVED 1024
#endif


/* varargs declarations: */

#if defined(HAVE_STDARG_H)
# include <stdarg.h>
# define HAVE_STDARGS    /* let's hope that works everywhere (mj) */
# define VA_LOCAL_DECL   va_list ap;
# define VA_START(f)     va_start(ap, f)
# define VA_SHIFT(v,t)	;	/* no-op for ANSI */
# define VA_END          va_end(ap)
#else
# if defined(HAVE_VARARGS_H)
#  include <varargs.h>
#  undef HAVE_STDARGS
#  define VA_LOCAL_DECL   va_list ap;
#  define VA_START(f)     va_start(ap)		/* f is ignored! */
#  define VA_SHIFT(v,t)	v = va_arg(ap,t)
#  define VA_END		va_end(ap)
# else
XX ** NO VARARGS ** XX
# endif
#endif

#if !defined(IS_ULTRIX) && defined(HAVE_SYSLOG_H)
# include <syslog.h>
#endif
#if defined(HAVE_SYS_SYSLOG_H)
# include <syslog.h>
#endif
# if !(defined(LOG_PID) && defined(LOG_NOWAIT) && defined(HAVE_OPENLOG))
#  undef HAVE_OPENLOG
# endif /* LOG_PID && LOG_NOWAIT */

/*
 *  Priorities (these are ordered)
 */
#ifndef LOG_ERR
# define LOG_EMERG   0   /* system is unusable */
# define LOG_ALERT   1   /* action must be taken immediately */
# define LOG_CRIT    2   /* critical conditions */
# define LOG_ERR     3   /* error conditions */
# define LOG_WARNING 4   /* warning conditions */
# define LOG_NOTICE  5   /* normal but signification condition */
# define LOG_INFO    6   /* informational */
# define LOG_DEBUG   7   /* debug-level messages */
#endif

#ifdef LOG_LPR
# define SYSLOG_FACILITY LOG_LPR
#else
# ifdef LOG_LOCAL0
#  define SYSLOG_FACILITY LOCAL0
# else
#  define SYSLOG_FACILITY (0) /* for Ultrix -- facilities aren't supported */
# endif
#endif

/*************************************************************************
 * If we have SVR4 and no setpgid() then we need getpgrp() 
 *************************************************************************/
#if defined(SVR4) || defined(__alpha__)
# undef HAVE_SETPGRP_0
#endif

/*
 * NONBLOCKING Open and IO - different flags for
 * different systems
 */

#ifndef O_NONBLOCK
#define O_NONBLOCK 0
#endif

#ifndef O_NOCTTY
#define O_NOCTTY 0
#endif


#define NONBLOCK (O_NDELAY|O_NONBLOCK)
#ifdef IS_HPUX
#undef NONBLOCK
#define NONBLOCK (O_NONBLOCK)
#endif


/*********************************************************************
 * AIX systems need this
 *********************************************************************/

#if defined(HAVE_SYS_SELECT_H)
# include <sys/select.h>
#endif

/**********************************************************************
 *  Signal blocking
 **********************************************************************/
#ifdef HAVE_SIGPROCMASK
/* a signal set */
typedef sigset_t plp_block_mask;
#else
/* an integer */
typedef int plp_block_mask;
#endif

#define FD_SET_FIX(X) X

/**********************************************************************
 * IPV6 and newer versions
 **********************************************************************/
#if !defined(HAVE_INET_PTON)
int inet_pton( int family, const char *strptr, void *addr );
#endif
#if !defined(HAVE_INET_NTOP)
char *inet_ntop( int family, const void *addr, char *strptr, int len );
#endif

/**********************************************************************
 *  SUNOS Definitions
 **********************************************************************/
#ifdef SUNOS
extern int _flsbuf(int, FILE *);
extern int _filbuf(FILE *);
extern int accept(int s, struct sockaddr *name, int *namelen);
extern int bind(int s, struct sockaddr *name, int namelen);
extern int connect(int s, struct sockaddr *name, int namelen);
extern void bzero(void *s, size_t n);
extern void endgrent( void );
extern int fflush( FILE *stream );
extern int fclose( FILE *stream );
extern int flock( int fd, int operation );
extern int fprintf(FILE *, const char *, ...);
extern int fputs( const char *, FILE *stream );
extern int fstat(int fd, struct stat *buf );
extern int fseek( FILE *stream, long offset, int ptrname );
extern int ftruncate( int fd, off_t length );
extern int fwrite( char *ptr, int size, int nitems, FILE *stream);
extern int getdtablesize( void );
extern int getpeername(int s, struct sockaddr *name, int *namelen);
extern int getsockname(int s, struct sockaddr *name, int *namelen);
extern int getsockopt(int s, int level, int optname, char *optval,int *optlen);
extern int ioctl(int fd, int request, caddr_t arg );
extern int killpg(int pgrp, int sig );
extern int listen(int s, int backlog );
extern int lockf(int fd, int cmd, long size );
/*extern int lseek(int fd, off_t pos, int how ); */
extern int lstat(const char *path, struct stat *buf );
#define memmove(dest,src,len) bcopy(src,dest,len)
extern void bcopy(char *src,char *dest,int len);
extern int mkstemp(char *s );
extern int openlog( const char *ident, int logopt, int facility );
extern int perror(const char *);
extern int printf( const char *, ...);
extern int rename(const char *, const char *);
extern int select (int width, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, struct timeval *timeout);
extern void setgrent(void);
extern int setreuid( int ruid, int euid );
extern int setsockopt(int s, int level, int optname, const char *optval,int optlen);
extern int socket( int domain, int type, int protocol );
extern int socketpair(int, int, int, int *);
extern int sscanf( char *s, char *format, ... );
extern int stat(const char *path, struct stat *buf );
extern int strcasecmp( const char *, const char * );
extern char *strerror( int );
extern int strncasecmp( const char *, const char *, int n );
extern int long strtol( char *str, char **ptr, int base );
extern int strftime(char *buf, int bufsize, const char *fmt, struct tm *tm);
extern void syslog(int, const char *, ...);
extern int system( const char *str );
extern int tgetent( char *buffer, char *name );
extern time_t time( time_t *t );
extern int tolower( int );
extern int toupper( int );
extern void tputs( const char *cp, int affcnt, int (*outc)() );
extern int vfprintf(FILE *, const char *, ...);
extern int vprintf(FILE *, const char *, va_list ap);
#endif

#ifdef SOLARIS
extern int setreuid( uid_t ruid, uid_t euid );
extern int mkstemp(char *s );
#ifdef HAVE_GETDTABLESIZE
extern int getdtablesize(void);
#endif
#endif

#ifdef HPUX
extern void syslog(int, const char *, ...);
#if !defined(HAVE_OPENLOG_DEF)
extern int openlog( const char *ident, int logopt, int facility );
#endif
#undef FD_SET_FIX
#define FD_SET_FIX(X) (int *)
#endif

#ifdef IS_AIX32
extern int tgetent(char *, char *);
#if !defined(HAVE_OPENLOG_DEF)
void openlog(const char *, int, int);
void syslog(int, const char *, ...);
#endif
extern int seteuid(uid_t);
#endif


/* IPV6 structures define */

#if !defined(AF_INET6)
#  define AF_INET6 24
#endif

#if defined(IN_ADDR6)
# define in6_addr in_addr6
# define IN6_ADDR
#endif

#if !defined(IN6_ADDR)
# define IN6_ADDR
# define SIN6_LEN 16

struct in6_addr { unsigned char s6_addr[SIN6_LEN]; };
struct sockaddr_in6 {
	/* unsigned char sin6_len; */
	unsigned char sin6_family;
	unsigned short sin6_port;
	unsigned int sin6_flowinfo;
	struct in6_addr sin6_addr;
};
#endif

#endif	/* PLP_PORTABLE_H */
/***************************************************************************
 * LPRng - An Extended Print Spooler System
 *
 * Copyright 1988-1997, Patrick Powell, San Diego, CA
 *     papowell@sdsu.edu
 * See LICENSE for conditions of use.
 *
 ***************************************************************************
 * MODULE: portable.h
 * PURPOSE:
 * The configure program generates config.h,  which defines various
 * macros indicating the presence or abscence of include files, etc.
 * However, there are some systems which pass the tests,  but things
 * do not work correctly on them.  This file will try and fix
 * these things up for the user.
 *
 * NOTE:  if there were no problems, this file would be:
 *    #include "config.h"
 *
 * Sigh. Patrick Powell Thu Apr  6 07:00:48 PDT 1995 <papowell@sdsu.edu>
 *    NOTE: thanks to all the folks who worked on the PLP software,
 *    Justin Mason <jmason@iona.ie> especially.  Some of the things
 *    that you have to do to get portability are truely bizzare.
 *
 * $Id: portable.h,v 2.3 1997/02/09 17:18:44 papowell Exp papowell $
 **************************************************************************/

#ifndef _PLP_PORTABLE_H
#define _PLP_PORTABLE_H 1

#ifndef __STDC__
LPRng requires ANSI Standard C compiler
#endif

#include "config.h"

/*************************************************************************
 * ARGH: some things that "configure" can't get right.
*************************************************************************/

/***************************************************************************
 * porting note: if you port PLP and you get some errors
 * caused by autoconf guessing the wrong set of functions/headers/structs,
 * add or change the entry for your system in the ARGH section below.
 * You might want to try and determine how your system is identified
 * by the C preprocessor and use this informaton rather than trying
 * to look for information in various f1les.
 *    Patrick Powell and Justin Mason
 ***************************************************************************/

/*************************************************************************
 * APOLLO Ports
 *  Thu Apr  6 07:01:51 PDT 1995 Patrick Powell
 * This appears to be historical.
 *************************************************************************/
#ifdef apollo
# define IS_APOLLO
/* #undef __STDC__ */
/* # define CONFLICTING_PROTOS */
#endif

/*************************************************************************
 * ULTRIX.
 * Patrick Powell Thu Apr  6 07:17:34 PDT 1995
 * 
 * Take a chance on using the standard calls
 *************************************************************************/
#ifdef ultrix
# define IS_ULTRIX
#endif


/*************************************************************************
 * AIX.
 *************************************************************************/
#ifdef _AIX32 
# define IS_AIX32
#endif

/*************************************************************************
 * Sun
 *************************************************************************/

#if defined(sun)
#endif


/*************************************************************************
 * Cray
 *************************************************************************/

#if defined(cray)
#define MAXPATHLEN	1023
#define HAVE_SIGSETJMP	1

/* configure incorrectly chooses STATVFS */
#if defined(USE_STATFS_TYPE)
#undef  USE_STATFS_TYPE
#endif

#define USE_STATFS_TYPE	SRV3_STATFS
#endif


/*************************************************************************/
#if defined(NeXT)
# define IS_NEXT
# define __STRICT_BSD__
#endif

/*************************************************************************/
#if defined(__sgi) && defined(_SYSTYPE_SVR4)
# define IS_IRIX5
#endif

/*************************************************************************/
#if defined(__sgi) && defined(_SYSTYPE_SYSV)
#define IS_IRIX4
#endif

/*************************************************************************/
#if defined(__linux__) || defined (__linux) || defined (LINUX)
# define IS_LINUX
#endif


/*************************************************************************/
#if defined(__hpux) || defined(_HPUX_SOURCE)
# define IS_HPUX
# undef _HPUX_SOURCE
# define _HPUX_SOURCE 1
#endif
  
/*************************************************************************/

#if defined(__convex__) /* Convex OS 11.0 - from w_stef */
# define IS_CONVEX
# define LPASS8 (L004000>>16)
#endif

/*************************************************************************/

#ifdef _AUX_SOURCE
# define IS_AUX
# define _POSIX_SOURCE

# undef SETPROCTITLE

#endif

/*************************************************************************/

#if defined(SNI) && defined(sinix)
# define IS_SINIX
#endif


/*************************************************************************/
#if defined(__svr4__) && !defined(SVR4)
# define SVR4 __svr4__
#endif

/***************************************************************************
 * Solaris SUNWorks CC compiler
 *  man page indicates __SVR4 is defined, as is __unix, __sun
 ***************************************************************************/
#if (defined(__SVR4) || defined(_SVR4_)) && !defined(SVR4)
# define SVR4 1
#endif

/*************************************************************************/
#if defined(__bsdi__)
# define IS_BSDI
#endif

/*************************************************************************/

/*************************************************************************
 * we also need some way of spotting IS_DATAGEN (Data Generals),
 * and IS_SEQUENT (Sequent machines). Any suggestions?
 * these ports probably don't work anymore...
 *************************************************************************/

/*************************************************************************
 * END OF ARGH SECTION; next: overrides from the Makefile.
 *************************************************************************/
/*************************
 * STTY functions to use *
 *************************/
#define SGTTYB  0
#define TERMIO  1
#define TERMIOS 2

/*************************
 * FSTYPE functions to use *
 *************************/

#define SVR3_STATFS       0
#define ULTRIX_STATFS     1
#define STATFS            2
#define STATVFS           3

#if defined(MAKE_USE_STATFS)
# undef USE_STATFS
# define USE_STATFS MAKE_USE_STATFS
#endif

#if defined(MAKE_USE_STTY)
# undef  USE_STTY
# define USE_STTY MAKE_USE_STTY 
#endif


/*********************************************************************
 * GET STANDARD INCLUDE FILES
 * This is the one-size-fits-all include that should grab everthing.
 * This has a horrible impact on compilation speed,  but then, do you
 * want compilation speed or portability?
 *
 * Patrick Powell Thu Apr  6 07:21:10 PDT 1995
 *********************************************************************
 * If you do not have the following, you are doomed. Or at least
 * going to have an uphill hard time.
 * NOTE: string.h might also be strings.h on some very very odd systems
 *
 * Patrick Powell Thu Apr  6 07:21:10 PDT 1995
 *********************************************************************/

/*********************************************************************
 * yuck -- this is a nightmare! half-baked-ANSI systems are poxy (jm)
 *
 * Note that configure checks for absolute compliance, i.e.-
 * older versions of SUNOS, HP-UX, do not meet this.
 *
 * Patrick Powell Thu Apr  6 07:21:10 PDT 1995
 *********************************************************************/


#ifdef HAVE_UNISTD_H
# include <unistd.h>
#else
  extern int dup2 ();
  extern int execve ();
  extern uid_t geteuid (), getegid ();
  extern int setgid (), getgid ();
#endif


#ifdef HAVE_STDLIB_H
# include <stdlib.h>
#else
  char *getenv( char * );
  void abort(void);
#endif

#include <sys/types.h>
#include <stdio.h>
#include <string.h>
#if defined(HAVE_STRINGS_H)
# include <strings.h>
#endif
#include <sys/param.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <arpa/inet.h>

#include <sys/stat.h>
#include <pwd.h>
#include <signal.h>
#include <sys/wait.h>
#include <ctype.h>

#include <errno.h>
#include <grp.h>

#ifdef HAVE_MEMORY_H
#include <memory.h>
#endif

#ifndef HAVE_STRCHR
# define strchr			index
# define strrchr		rindex
#endif

/* case insensitive compare for OS without it */
#if !defined(HAVE_STRCASECMP)
 int strcasecmp (const char *s1, const char *s2);
#endif
#if !defined(HAVE_STRNCASECMP)
 int strncasecmp (const char *s1, const char *s2, int len );
#endif


/*********************************************************************
 * directory management is nasty.  There are two standards:
 * struct directory and struct dirent.
 * Solution:  macros + a typedef.
 * Patrick Powell Thu Apr  6 07:44:50 PDT 1995
 *
 *See GNU autoconf documentation for this little AHEM gem... and others
 *  too obnoxious to believe
 *********************************************************************/

#if HAVE_DIRENT_H
# include <dirent.h>
# define NLENGTH(dirent) strlen((dirent)->d_name)
#else
# define dirent direct
# define NLENGTH(dirent) (dirent)->d_namlen
# if HAVE_SYS_NDIR_H
#  include <sys/ndir.h>
# endif
# if HAVE_SYS_DIR_H
#  include <sys/dir.h>
# endif
# if HAVE_NDIR_H
#  include <ndir.h>
# endif
#endif

typedef struct dirent plp_dir_t;

/*********************************************************************
 * malloc strikes again. Definition is a la ANSI C.  However,
 * You may need to edit this on historical systems.
 * Patrick Powell Thu Apr  6 07:47:54 PDT 1995
 *********************************************************************/

#ifdef HAVE_MALLOC_H
# include <malloc.h>
#else
# if !defined(HAVE_STDLIB_H)
   void *malloc(size_t);
   void free(void *);
# endif
#endif

#ifndef HAVE_ERRNO_DECL
 extern int errno;
#endif

/*********************************************************************
 * Note the <time.h> may already be included by some previous
 * lines.  You may need to edit this by hand.
 * Better solution is to put include guards in all of the include files.
 * Patrick Powell Thu Apr  6 07:55:58 PDT 1995
 *********************************************************************/
 
#ifdef TIME_WITH_SYS_TIME
# include <sys/time.h>
# include <time.h>
#else
# ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
#else
# include <time.h>
# endif
#endif

#ifdef HAVE_SYS_FILE_H
# include <sys/file.h>
#endif

#ifdef HAVE_SYS_RESOURCE_H
# include <sys/resource.h>
#endif

#ifdef HAVE_SYS_FCNTL_H
# include <sys/fcntl.h>
#endif
#ifdef HAVE_FCNTL_H
#  include <fcntl.h>
#endif

/*
 * we use the FCNTL code if we have it
 * We want you to define F_SETLK, etc.  If they are not defined,
 *  Then you better put a system dependent configuration
 *  in and define them.
 */
#if defined(HAVE_FCNTL) && ! defined(F_SETLK)
/*ABORT: "defined(HAVE_FCNTL) && ! defined(F_SETLK)"*/
#undef HAVE_FCNTL
#endif

#if defined(HAVE_LOCKF) && ! defined(F_LOCK)
/*ABORT: "defined(HAVE_LOCKF) && ! defined(F_LOCK)"*/
/* You must fix this up */
#undef HAVE_LOCKF
#endif

#if defined(HAVE_FLOCK) && ! defined(LOCK_EX)
/*AB0RT: "defined(HAVE_FLOCK) && ! defined(LOCK_EX)"*/
/* You must fix this up */
#undef HAVE_FLOCK
#endif

#ifdef HAVE_LIMITS_H
#include <limits.h>
#endif

/* 4.2 BSD systems */
#ifndef S_IRUSR
# define S_IRUSR S_IREAD
# define S_IWUSR S_IWRITE
# define S_IXUSR S_IEXEC
# define S_IXGRP (S_IEXEC >> 3)
# define S_IXOTH (S_IEXEC >> 6)
#endif

#ifndef S_ISLNK
# define S_ISLNK(mode) (((mode) & S_IFLNK) == S_IFLNK)
#endif
#ifndef S_ISREG
# define S_ISREG(mode) (((mode) & S_IFREG) == S_IFREG)
#endif
#ifndef S_ISDIR
# define S_ISDIR(mode) (((mode) & S_IFDIR) == S_IFDIR)
#endif


/* 4.2 BSD systems */
#ifndef SEEK_SET
# define SEEK_SET 0
# define SEEK_CUR 1
# define SEEK_END 2
#endif

#ifndef HAVE_KILLPG
# define killpg(pg,sig)	((int) kill ((pid_t)(-(pg)), (sig)))
#else
extern int killpg(pid_t pgrp, int sig);
#endif

/***********************************************************************
 * wait() stuff: most recent systems support a compatability version
 * of "union wait", but it's not as fully-featured as the recent stuff
 * that uses an "int *". However, we want to keep support for the
 * older BSD systems as much as possible, so it's still supported;
 * however, if waitpid() exists, we're POSIX.1 compliant, and we should
 * not use "union wait". (hack hack hack) (jm)
 *
 * I agree.  See the waitchild.c code for a tour through the depths of
 * portability hell.
 *
 * Patrick Powell Thu Apr  6 08:03:58 PDT 1995
 *
 ***********************************************************************/

#ifdef HAVE_WAITPID
# undef HAVE_UNION_WAIT		/* and good riddance */
#endif

/***************************************************************************
 * HAVE_UNION_WAIT will be def'd by configure if it's in <sys/wait.h>,
 * and isn't just there for compatibility (like it is on HP/UX).
 ***************************************************************************/

#ifdef HAVE_UNION_WAIT
typedef union wait		plp_status_t;
/*
 * with some BSDish systems, there are already #defines for this,
 * so we should use them if they're there.
 */
# ifndef WCOREDUMP
#  define WCOREDUMP(x)	((x).w_coredump)
# endif
# ifndef WEXITSTATUS
#  define WEXITSTATUS(x)	((x).w_retcode)
# endif
# ifndef WTERMSIG
#  define WTERMSIG(x)	((x).w_termsig)
# endif
# ifndef WIFSTOPPED
#  define WIFSTOPPED(x)	((x).w_stopval == WSTOPPED)
# endif
# ifndef WIFEXITED
#  define WIFEXITED(x)	((x).w_stopval == WEXITED)
# endif

#else
  typedef int			plp_status_t;
/* The POSIX defaults for these macros. (this is cheating!) */
# ifndef WTERMSIG
#  define WTERMSIG(x)	((x) & 0x7f)
# endif
# ifndef WCOREDUMP
#  define WCOREDUMP(x)	((x) & 0x80)
# endif
# ifndef WEXITSTATUS
#  define WEXITSTATUS(x)	((((unsigned) x) >> 8) & 0xff)
# endif
# ifndef WIFSIGNALED
#  define WIFSIGNALED(x)	(WTERMSIG (x) != 0)
# endif
# ifndef WIFEXITED
#  define WIFEXITED(x)	(WTERMSIG (x) == 0)
# endif
#endif /* HAVE_UNION_WAIT */

/***********************************************************************
 * SVR4: SIGCHLD is really SIGCLD; #define it here.
 * PLP lpd _does_ handle the compatibility semantics properly
 * (Advanced UNIX Programming p. 281).
 ***********************************************************************/

#if !defined(SIGCHLD) && defined(SIGCLD)
# define SIGCHLD			SIGCLD
#endif


/***********************************************************************
 * configure will set RETSIGTYPE to the type returned by signal()
 ***********************************************************************/

typedef RETSIGTYPE plp_signal_t;
typedef plp_signal_t (*plp_sigfunc_t)(int) ;

#ifndef HAVE_GETDTABLESIZE
# ifdef NOFILE
#  define getdtablesize()	NOFILE
# else
#  ifdef NOFILES_MAX
#   define getdtablesize()	NOFILES_MAX
#  endif
# endif
#endif

#ifndef HAVE_STRDUP
# ifdef __STDC__
   char *strdup(const char*);
# else
   char *strdup();
# endif
#endif

#ifndef IPPORT_RESERVED
#define IPPORT_RESERVED 1024
#endif


/* varargs declarations: */

#if defined(HAVE_STDARG_H)
# include <stdarg.h>
# define HAVE_STDARGS    /* let's hope that works everywhere (mj) */
# define VA_LOCAL_DECL   va_list ap;
# define VA_START(f)     va_start(ap, f)
# define VA_SHIFT(v,t)	;	/* no-op for ANSI */
# define VA_END          va_end(ap)
#else
# if defined(HAVE_VARARGS_H)
#  include <varargs.h>
#  undef HAVE_STDARGS
#  define VA_LOCAL_DECL   va_list ap;
#  define VA_START(f)     va_start(ap)		/* f is ignored! */
#  define VA_SHIFT(v,t)	v = va_arg(ap,t)
#  define VA_END		va_end(ap)
# else
XX ** NO VARARGS ** XX
# endif
#endif

#if !defined(IS_ULTRIX) && defined(HAVE_SYSLOG_H)
# include <syslog.h>
#endif
#if defined(HAVE_SYS_SYSLOG_H)
# include <syslog.h>
#endif
# if !(defined(LOG_PID) && defined(LOG_NOWAIT) && defined(HAVE_OPENLOG))
#  undef HAVE_OPENLOG
# endif /* LOG_PID && LOG_NOWAIT */

/*
 *  Priorities (these are ordered)
 */
#ifndef LOG_ERR
# define LOG_EMERG   0   /* system is unusable */
# define LOG_ALERT   1   /* action must be taken immediately */
# define LOG_CRIT    2   /* critical conditions */
# define LOG_ERR     3   /* error conditions */
# define LOG_WARNING 4   /* warning conditions */
# define LOG_NOTICE  5   /* normal but signification condition */
# define LOG_INFO    6   /* informational */
# define LOG_DEBUG   7   /* debug-level messages */
#endif

#ifdef LOG_LPR
# define SYSLOG_FACILITY LOG_LPR
#else
# ifdef LOG_LOCAL0
#  define SYSLOG_FACILITY LOCAL0
# else
#  define SYSLOG_FACILITY (0) /* for Ultrix -- facilities aren't supported */
# endif
#endif

/*************************************************************************
 * If we have SVR4 and no setpgid() then we need getpgrp() 
 *************************************************************************/
#if defined(SVR4) || defined(__alpha__)
# undef HAVE_SETPGRP_0
#endif

/*
 * NONBLOCKING Open and IO - different flags for
 * different systems
 */

#ifndef O_NONBLOCK
#define O_NONBLOCK 0
#endif

#ifndef O_NOCTTY
#define O_NOCTTY 0
#endif


#define NONBLOCK (O_NDELAY|O_NONBLOCK)
#ifdef IS_HPUX
#undef NONBLOCK
#define NONBLOCK (O_NONBLOCK)
#endif


/*********************************************************************
 * AIX systems need this
 *********************************************************************/

#if defined(HAVE_SYS_SELECT_H)
# include <sys/select.h>
#endif

/**********************************************************************
 *  Signal blocking
 **********************************************************************/
#ifdef HAVE_SIGPROCMASK
/* a signal set */
typedef sigset_t plp_block_mask;
#else
/* an integer */
typedef int plp_block_mask;
#endif

#define FD_SET_FIX(X) X

/**********************************************************************
 * IPV6 and newer versions
 **********************************************************************/
#if !defined(HAVE_INET_PTON)
int inet_pton( int family, const char *strptr, void *addr );
#endif
#if !defined(HAVE_INET_NTOP)
char *inet_ntop( int family, const void *addr, char *strptr, int len );
#endif

/**********************************************************************
 *  SUNOS Definitions
 **********************************************************************/
#ifdef SUNOS
extern int _flsbuf(int, FILE *);
extern int _filbuf(FILE *);
extern int accept(int s, struct sockaddr *name, int *namelen);
extern int bind(int s, struct sockaddr *name, int namelen);
extern int connect(int s, struct sockaddr *name, int namelen);
extern void bzero(void *s, size_t n);
extern void endgrent( void );
extern int fflush( FILE *stream );
extern int fclose( FILE *stream );
extern int flock( int fd, int operation );
extern int fprintf(FILE *, const char *, ...);
extern int fputs( const char *, FILE *stream );
extern int fstat(int fd, struct stat *buf );
extern int fseek( FILE *stream, long offset, int ptrname );
extern int ftruncate( int fd, off_t length );
extern int fwrite( char *ptr, int size, int nitems, FILE *stream);
extern int getdtablesize( void );
extern int getpeername(int s, struct sockaddr *name, int *namelen);
extern int getsockname(int s, struct sockaddr *name, int *namelen);
extern int getsockopt(int s, int level, int optname, char *optval,int *optlen);
extern int ioctl(int fd, int request, caddr_t arg );
extern int killpg(int pgrp, int sig );
extern int listen(int s, int backlog );
extern int lockf(int fd, int cmd, long size );
/*extern int lseek(int fd, off_t pos, int how ); */
extern int lstat(const char *path, struct stat *buf );
#define memmove(dest,src,len) bcopy(src,dest,len)
extern void bcopy(char *src,char *dest,int len);
extern int mkstemp(char *s );
extern int openlog( const char *ident, int logopt, int facility );
extern int perror(const char *);
extern int printf( const char *, ...);
extern int rename(const char *, const char *);
extern int select (int width, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, struct timeval *timeout);
extern void setgrent(void);
extern int setreuid( int ruid, int euid );
extern int setsockopt(int s, int level, int optname, const char *optval,int optlen);
extern int socket( int domain, int type, int protocol );
extern int socketpair(int, int, int, int *);
extern int sscanf( char *s, char *format, ... );
extern int stat(const char *path, struct stat *buf );
extern int strcasecmp( const char *, const char * );
extern char *strerror( int );
extern int strncasecmp( const char *, const char *, int n );
extern int long strtol( char *str, char **ptr, int base );
extern int strftime(char *buf, int bufsize, const char *fmt, struct tm *tm);
extern void syslog(int, const char *, ...);
extern int system( const char *str );
extern int tgetent( char *buffer, char *name );
extern time_t time( time_t *t );
extern int tolower( int );
extern int toupper( int );
extern void tputs( const char *cp, int affcnt, int (*outc)() );
extern int vfprintf(FILE *, const char *, ...);
extern int vprintf(FILE *, const char *, va_list ap);
#endif

#ifdef SOLARIS
extern int setreuid( uid_t ruid, uid_t euid );
extern int mkstemp(char *s );
#ifdef HAVE_GETDTABLESIZE
extern int getdtablesize(void);
#endif
#endif

#ifdef HPUX
extern void syslog(int, const char *, ...);
#if !defined(HAVE_OPENLOG_DEF)
extern int openlog( const char *ident, int logopt, int facility );
#endif
#undef FD_SET_FIX
#define FD_SET_FIX(X) (int *)
#endif

#ifdef IS_AIX32
extern int tgetent(char *, char *);
#if !defined(HAVE_OPENLOG_DEF)
void openlog(const char *, int, int);
void syslog(int, const char *, ...);
#endif
extern int seteuid(uid_t);
#endif


/* IPV6 structures define */

#if !defined(AF_INET6)
#  define AF_INET6 24
#endif

#if defined(IN_ADDR6)
# define in6_addr in_addr6
# define IN6_ADDR
#endif

#if !defined(IN6_ADDR)
# define IN6_ADDR
# define SIN6_LEN 16

struct in6_addr { unsigned char s6_addr[SIN6_LEN]; };
struct sockaddr_in6 {
	/* unsigned char sin6_len; */
	unsigned char sin6_family;
	unsigned short sin6_port;
	unsigned int sin6_flowinfo;
	struct in6_addr sin6_addr;
};
#endif

#endif	/* PLP_PORTABLE_H */