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compat_defs.h revision 1.44
      1 /*	$NetBSD: compat_defs.h,v 1.44 2004/11/28 06:57:14 jmc Exp $	*/
      2 
      3 #ifndef	__NETBSD_COMPAT_DEFS_H__
      4 #define	__NETBSD_COMPAT_DEFS_H__
      5 
      6 /* Work around some complete brain damage. */
      7 
      8 /*
      9  * Linux: <features.h> turns on _POSIX_SOURCE by default, even though the
     10  * program (not the OS) should do that.  Preload <features.h> to keep any
     11  * of this crap from being pulled in, and undefine _POSIX_SOURCE.
     12  */
     13 
     14 #if defined(__linux__) && HAVE_FEATURES_H
     15 #include <features.h>
     16 #endif
     17 
     18 /* So _NETBSD_SOURCE doesn't end up defined. Define enough to pull in standard
     19    defs. Other platforms may need similiar defines. */
     20 #ifdef __NetBSD__
     21 #define	_ISOC99_SOURCE
     22 #define _POSIX_SOURCE	1
     23 #define _POSIX_C_SOURCE	200112L
     24 #define _XOPEN_SOURCE 600
     25 #else
     26 #undef _POSIX_SOURCE
     27 #undef _POSIX_C_SOURCE
     28 #endif
     29 
     30 /* System headers needed for (re)definitions below. */
     31 
     32 #include <sys/types.h>
     33 #include <sys/mman.h>
     34 #include <sys/param.h>
     35 /* time.h needs to be pulled in first at least on netbsd w/o _NETBSD_SOURCE */
     36 #include <sys/time.h>
     37 #include <sys/stat.h>
     38 #include <errno.h>
     39 #include <fcntl.h>
     40 #include <grp.h>
     41 #include <limits.h>
     42 #include <paths.h>
     43 #include <stdarg.h>
     44 #include <stdio.h>
     45 #include <stdlib.h>
     46 #include <string.h>
     47 
     48 #if HAVE_SYS_CDEFS_H
     49 #include <sys/cdefs.h>
     50 #endif
     51 #if HAVE_SYS_SYSLIMITS_H
     52 #include <sys/syslimits.h>
     53 #endif
     54 #if HAVE_SYS_SYSMACROS_H
     55 /* major(), minor() on SVR4 */
     56 #include <sys/sysmacros.h>
     57 #endif
     58 #if HAVE_INTTYPES_H
     59 #include <inttypes.h>
     60 #endif
     61 #if HAVE_STDDEF_H
     62 #include <stddef.h>
     63 #endif
     64 
     65 #ifdef _NETBSD_SOURCE
     66 #error _NETBSD_SOURCE is *not* to be defined.
     67 #endif
     68 
     69 /* We don't include <pwd.h> here, so that "compat_pwd.h" works. */
     70 struct passwd;
     71 
     72 /* Assume an ANSI compiler for the host. */
     73 
     74 #undef __P
     75 #define __P(x) x
     76 
     77 #ifndef __BEGIN_DECLS
     78 #define __BEGIN_DECLS
     79 #endif
     80 #ifndef __END_DECLS
     81 #define __END_DECLS
     82 #endif
     83 
     84 /* Some things usually in BSD <sys/cdefs.h>. */
     85 
     86 #ifndef __CONCAT
     87 #define	__CONCAT(x,y)	x ## y
     88 #endif
     89 #if !defined(__attribute__) && !defined(__GNUC__)
     90 #define __attribute__(x)
     91 #endif
     92 #if !defined(__packed)
     93 #if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7)
     94 #define __packed	__attribute__((__packed__))
     95 #else
     96 #define	__packed	error: no __packed for this compiler
     97 #endif
     98 #endif /* !__packed */
     99 #ifndef __RENAME
    100 #define __RENAME(x)
    101 #endif
    102 #undef __aconst
    103 #define __aconst
    104 #undef __dead
    105 #define __dead
    106 #undef __restrict
    107 #define __restrict
    108 
    109 /* Dirent support. */
    110 
    111 #if HAVE_DIRENT_H
    112 # include <dirent.h>
    113 # define NAMLEN(dirent) (strlen((dirent)->d_name))
    114 #else
    115 # define dirent direct
    116 # define NAMLEN(dirent) ((dirent)->d_namlen)
    117 # if HAVE_SYS_NDIR_H
    118 #  include <sys/ndir.h>
    119 # endif
    120 # if HAVE_SYS_DIR_H
    121 #  include <sys/dir.h>
    122 # endif
    123 # if HAVE_NDIR_H
    124 #  include <ndir.h>
    125 # endif
    126 #endif
    127 
    128 /* Type substitutes. */
    129 
    130 #if !HAVE_ID_T
    131 typedef unsigned long id_t;
    132 #endif
    133 
    134 #if !HAVE_SOCKLEN_T
    135 typedef int socklen_t;
    136 #endif
    137 
    138 #if !HAVE_U_LONG
    139 typedef unsigned long u_long;
    140 #endif
    141 
    142 #if !HAVE_U_CHAR
    143 typedef unsigned char u_char;
    144 #endif
    145 
    146 #if !HAVE_U_INT
    147 typedef unsigned int u_int;
    148 #endif
    149 
    150 #if !HAVE_U_SHORT
    151 typedef unsigned short u_short;
    152 #endif
    153 
    154 /* Prototypes for replacement functions. */
    155 
    156 #if !HAVE_ATOLL
    157 long long int atoll(const char *);
    158 #endif
    159 
    160 #if !HAVE_ASPRINTF
    161 int asprintf(char **, const char *, ...);
    162 #endif
    163 
    164 #if !HAVE_ASNPRINTF
    165 int asnprintf(char **, size_t, const char *, ...);
    166 #endif
    167 
    168 #if !HAVE_BASENAME
    169 char *basename(char *);
    170 #endif
    171 
    172 #if !HAVE_DECL_OPTIND
    173 int getopt(int, char *const *, const char *);
    174 extern char *optarg;
    175 extern int optind, opterr, optopt;
    176 #endif
    177 
    178 #if !HAVE_DIRNAME
    179 char *dirname(char *);
    180 #endif
    181 
    182 #if !HAVE_DIRFD
    183 #if HAVE_DIR_DD_FD
    184 #define dirfd(dirp) ((dirp)->dd_fd)
    185 #else
    186 /*XXX: Very hacky but no other way to bring this into scope w/o defining
    187   _NETBSD_SOURCE which we're avoiding. */
    188 #ifdef __NetBSD__
    189 struct _dirdesc {
    190         int     dd_fd;          /* file descriptor associated with directory */
    191 	long    dd_loc;         /* offset in current buffer */
    192 	long    dd_size;        /* amount of data returned by getdents */
    193 	char    *dd_buf;        /* data buffer */
    194 	int     dd_len;         /* size of data buffer */
    195 	off_t   dd_seek;        /* magic cookie returned by getdents */
    196 	long    dd_rewind;      /* magic cookie for rewinding */
    197 	int     dd_flags;       /* flags for readdir */
    198 	void    *dd_lock;       /* lock for concurrent access */
    199 };
    200 #define dirfd(dirp)     (((struct _dirdesc *)dirp)->dd_fd)
    201 #else
    202 #error cannot figure out how to turn a DIR * into a fd
    203 #endif
    204 #endif
    205 #endif
    206 
    207 #if !HAVE_ERR_H
    208 void err(int, const char *, ...);
    209 void errx(int, const char *, ...);
    210 void warn(const char *, ...);
    211 void warnx(const char *, ...);
    212 #endif
    213 
    214 #if !HAVE_FGETLN || defined(__NetBSD__)
    215 char *fgetln(FILE *, size_t *);
    216 #endif
    217 
    218 #if !HAVE_FLOCK
    219 # define LOCK_SH		0x01
    220 # define LOCK_EX		0x02
    221 # define LOCK_NB		0x04
    222 # define LOCK_UN		0x08
    223 int flock(int, int);
    224 #endif
    225 
    226 #if !HAVE_FPARSELN || defined(__NetBSD__)
    227 # define FPARSELN_UNESCESC	0x01
    228 # define FPARSELN_UNESCCONT	0x02
    229 # define FPARSELN_UNESCCOMM	0x04
    230 # define FPARSELN_UNESCREST	0x08
    231 # define FPARSELN_UNESCALL	0x0f
    232 char *fparseln(FILE *, size_t *, size_t *, const char [3], int);
    233 #endif
    234 
    235 #if !HAVE_ISSETUGID
    236 int issetugid(void);
    237 #endif
    238 
    239 #if !HAVE_ISBLANK && !defined(isblank)
    240 #define isblank(x) ((x) == ' ' || (x) == '\t')
    241 #endif
    242 
    243 #if !HAVE_LCHFLAGS
    244 int lchflags(const char *, u_long);
    245 #endif
    246 
    247 #if !HAVE_LCHMOD
    248 int lchmod(const char *, mode_t);
    249 #endif
    250 
    251 #if !HAVE_LCHOWN
    252 int lchown(const char *, uid_t, gid_t);
    253 #endif
    254 
    255 #define __nbcompat_bswap16(x)	((((x) << 8) & 0xff00) | (((x) >> 8) & 0x00ff))
    256 
    257 #define __nbcompat_bswap32(x)	((((x) << 24) & 0xff000000) | \
    258 				 (((x) <<  8) & 0x00ff0000) | \
    259 				 (((x) >>  8) & 0x0000ff00) | \
    260 				 (((x) >> 24) & 0x000000ff))
    261 
    262 #define __nbcompat_bswap64(x)	(((u_int64_t)bswap32((x)) << 32) | \
    263 				 ((u_int64_t)bswap32((x) >> 32)))
    264 
    265 #if !HAVE_BSWAP16
    266 #ifdef bswap16
    267 #undef bswap16
    268 #endif
    269 #define bswap16(x)	__nbcompat_bswap16(x)
    270 #endif
    271 #if !HAVE_BSWAP32
    272 #ifdef bswap32
    273 #undef bswap32
    274 #endif
    275 #define bswap32(x)	__nbcompat_bswap32(x)
    276 #endif
    277 #if !HAVE_BSWAP64
    278 #ifdef bswap64
    279 #undef bswap64
    280 #endif
    281 #define bswap64(x)	__nbcompat_bswap64(x)
    282 #endif
    283 
    284 #if !HAVE_MKSTEMP
    285 int mkstemp(char *);
    286 #endif
    287 
    288 #if !HAVE_MKDTEMP
    289 char *mkdtemp(char *);
    290 #endif
    291 
    292 #if !HAVE_MKSTEMP || !HAVE_MKDTEMP
    293 /* This is a prototype for the internal function. */
    294 int gettemp(char *, int *, int);
    295 #endif
    296 
    297 #if !HAVE_PREAD
    298 ssize_t pread(int, void *, size_t, off_t);
    299 #endif
    300 
    301 #if !HAVE_HEAPSORT
    302 int heapsort (void *, size_t, size_t, int (*)(const void *, const void *));
    303 #endif
    304 /* Make them use our version */
    305 #  define heapsort __nbcompat_heapsort
    306 
    307 #if !HAVE_PWCACHE_USERDB
    308 int uid_from_user(const char *, uid_t *);
    309 int pwcache_userdb(int (*)(int), void (*)(void),
    310 		struct passwd * (*)(const char *), struct passwd * (*)(uid_t));
    311 int gid_from_group(const char *, gid_t *);
    312 int pwcache_groupdb(int (*)(int), void (*)(void),
    313 		struct group * (*)(const char *), struct group * (*)(gid_t));
    314 #endif
    315 /* Make them use our version */
    316 #  define user_from_uid __nbcompat_user_from_uid
    317 /* Make them use our version */
    318 #  define group_from_gid __nbcompat_group_from_gid
    319 
    320 #if !HAVE_PWRITE
    321 ssize_t pwrite(int, const void *, size_t, off_t);
    322 #endif
    323 
    324 #if !HAVE_SETENV
    325 int setenv(const char *, const char *, int);
    326 #endif
    327 
    328 #if !HAVE_DECL_SETGROUPENT
    329 int setgroupent(int);
    330 #endif
    331 
    332 #if !HAVE_DECL_SETPASSENT
    333 int setpassent(int);
    334 #endif
    335 
    336 #if !HAVE_SETPROGNAME || defined(__NetBSD__)
    337 const char *getprogname(void);
    338 void setprogname(const char *);
    339 #endif
    340 
    341 #if !HAVE_SNPRINTF
    342 int snprintf(char *, size_t, const char *, ...);
    343 #endif
    344 
    345 #if !HAVE_STRLCAT
    346 size_t strlcat(char *, const char *, size_t);
    347 #endif
    348 
    349 #if !HAVE_STRLCPY
    350 size_t strlcpy(char *, const char *, size_t);
    351 #endif
    352 
    353 #if !HAVE_STRSEP || defined(__NetBSD__)
    354 char *strsep(char **, const char *);
    355 #endif
    356 
    357 #if !HAVE_STRSUFTOLL
    358 long long strsuftoll(const char *, const char *, long long, long long);
    359 long long strsuftollx(const char *, const char *,
    360 			long long, long long, char *, size_t);
    361 #endif
    362 
    363 #if !HAVE_STRTOLL
    364 long long strtoll(const char *, char **, int);
    365 #endif
    366 
    367 #if !HAVE_USER_FROM_UID
    368 const char *user_from_uid(uid_t, int);
    369 #endif
    370 
    371 #if !HAVE_GROUP_FROM_GID
    372 const char *group_from_gid(gid_t, int);
    373 #endif
    374 
    375 #if !HAVE_VASPRINTF
    376 int vasprintf(char **, const char *, va_list);
    377 #endif
    378 
    379 #if !HAVE_VASNPRINTF
    380 int vasnprintf(char **, size_t, const char *, va_list);
    381 #endif
    382 
    383 #if !HAVE_VSNPRINTF
    384 int vsnprintf(char *, size_t, const char *, va_list);
    385 #endif
    386 
    387 /*
    388  * getmode() and setmode() are always defined, as these function names
    389  * exist but with very different meanings on other OS's.  The compat
    390  * versions here simply accept an octal mode number; the "u+x,g-w" type
    391  * of syntax is not accepted.
    392  */
    393 
    394 #define getmode __nbcompat_getmode
    395 #define setmode __nbcompat_setmode
    396 
    397 mode_t getmode(const void *, mode_t);
    398 void *setmode(const char *);
    399 
    400 /* Eliminate assertions embedded in binaries. */
    401 
    402 #undef _DIAGASSERT
    403 #define _DIAGASSERT(x)
    404 
    405 /* Various sources use this */
    406 #undef	__RCSID
    407 #define	__RCSID(x)
    408 #undef	__SCCSID
    409 #define	__SCCSID(x)
    410 #undef	__COPYRIGHT
    411 #define	__COPYRIGHT(x)
    412 #undef	__KERNEL_RCSID
    413 #define	__KERNEL_RCSID(x,y)
    414 
    415 /* Heimdal expects this one. */
    416 
    417 #undef RCSID
    418 #define RCSID(x)
    419 
    420 /* Some definitions not available on all systems. */
    421 
    422 /* <errno.h> */
    423 
    424 #ifndef EFTYPE
    425 #define EFTYPE EIO
    426 #endif
    427 
    428 /* <fcntl.h> */
    429 
    430 #ifndef O_EXLOCK
    431 #define O_EXLOCK 0
    432 #endif
    433 #ifndef O_SHLOCK
    434 #define O_SHLOCK 0
    435 #endif
    436 
    437 /* <limits.h> */
    438 
    439 #ifndef UID_MAX
    440 #define UID_MAX 32767
    441 #endif
    442 #ifndef GID_MAX
    443 #define GID_MAX UID_MAX
    444 #endif
    445 
    446 #ifndef UQUAD_MAX
    447 #define UQUAD_MAX ((u_quad_t)-1)
    448 #endif
    449 #ifndef QUAD_MAX
    450 #define QUAD_MAX ((quad_t)(UQUAD_MAX >> 1))
    451 #endif
    452 #ifndef QUAD_MIN
    453 #define QUAD_MIN ((quad_t)(~QUAD_MAX))
    454 #endif
    455 #ifndef ULLONG_MAX
    456 #define ULLONG_MAX ((unsigned long long)-1)
    457 #endif
    458 #ifndef LLONG_MAX
    459 #define LLONG_MAX ((long long)(ULLONG_MAX >> 1))
    460 #endif
    461 #ifndef LLONG_MIN
    462 #define LLONG_MIN ((long long)(~LLONG_MAX))
    463 #endif
    464 
    465 /* <paths.h> */
    466 
    467 #ifndef _PATH_BSHELL
    468 #define _PATH_BSHELL PATH_BSHELL
    469 #endif
    470 #ifndef _PATH_DEFPATH
    471 #define _PATH_DEFPATH "/usr/bin:/bin:/usr/local/bin"
    472 #endif
    473 #ifndef _PATH_DEV
    474 #define _PATH_DEV "/dev/"
    475 #endif
    476 #ifndef _PATH_DEVNULL
    477 #define _PATH_DEVNULL _PATH_DEV "null"
    478 #endif
    479 #ifndef _PATH_TMP
    480 #define _PATH_TMP "/tmp/"
    481 #endif
    482 #ifndef _PATH_DEFTAPE
    483 #define _PATH_DEFTAPE "/dev/nrst0"
    484 #endif
    485 
    486 /* <stdarg.h> */
    487 
    488 #ifndef _BSD_VA_LIST_
    489 #define _BSD_VA_LIST_ va_list
    490 #endif
    491 
    492 /* <stdint.h> */
    493 
    494 #if !defined(SIZE_MAX) && defined(SIZE_T_MAX)
    495 #define SIZE_MAX SIZE_T_MAX
    496 #endif
    497 
    498 #ifndef UINT32_MAX
    499 #define UINT32_MAX 0xffffffffU
    500 #endif
    501 
    502 /* <stdlib.h> */
    503 
    504 #ifndef __GNUC__
    505 # if HAVE_ALLOCA_H
    506 #  include <alloca.h>
    507 # else
    508 #  ifndef alloca /* predefined by HP cc +Olibcalls */
    509 char *alloca ();
    510 #  endif
    511 # endif
    512 #endif
    513 
    514 /* avoid prototype conflicts with host */
    515 #define cgetcap __nbcompat_cgetcap
    516 #define cgetclose __nbcompat_cgetclose
    517 #define cgetent __nbcompat_cgetent
    518 #define cgetfirst __nbcompat_cgetfirst
    519 #define cgetmatch __nbcompat_cgetmatch
    520 #define cgetnext __nbcompat_cgetnext
    521 #define cgetnum __nbcompat_cgetnum
    522 #define cgetset __nbcompat_cgetset
    523 #define cgetstr __nbcompat_cgetstr
    524 #define cgetustr __nbcompat_cgetustr
    525 
    526 char	*cgetcap(char *, const char *, int);
    527 int	 cgetclose(void);
    528 int	 cgetent(char **, const char * const *, const char *);
    529 int	 cgetfirst(char **, const char * const *);
    530 int	 cgetmatch(const char *, const char *);
    531 int	 cgetnext(char **, const char * const *);
    532 int	 cgetnum(char *, const char *, long *);
    533 int	 cgetset(const char *);
    534 int	 cgetstr(char *, const char *, char **);
    535 int	 cgetustr(char *, const char *, char **);
    536 
    537 /* <sys/endian.h> */
    538 
    539 #if WORDS_BIGENDIAN
    540 #if !HAVE_HTOBE16
    541 #define htobe16(x)	(x)
    542 #endif
    543 #if !HAVE_HTOBE32
    544 #define htobe32(x)	(x)
    545 #endif
    546 #if !HAVE_HTOBE64
    547 #define htobe64(x)	(x)
    548 #endif
    549 #if !HAVE_HTOLE16
    550 #define htole16(x)	bswap16((u_int16_t)(x))
    551 #endif
    552 #if !HAVE_HTOLE32
    553 #define htole32(x)	bswap32((u_int32_t)(x))
    554 #endif
    555 #if !HAVE_HTOLE64
    556 #define htole64(x)	bswap64((u_int64_t)(x))
    557 #endif
    558 #else
    559 #if !HAVE_HTOBE16
    560 #define htobe16(x)	bswap16((u_int16_t)(x))
    561 #endif
    562 #if !HAVE_HTOBE32
    563 #define htobe32(x)	bswap32((u_int32_t)(x))
    564 #endif
    565 #if !HAVE_HTOBE64
    566 #define htobe64(x)	bswap64((u_int64_t)(x))
    567 #endif
    568 #if !HAVE_HTOLE16
    569 #define htole16(x)	(x)
    570 #endif
    571 #if !HAVE_HTOLE32
    572 #define htole32(x)	(x)
    573 #endif
    574 #if !HAVE_HTOLE64
    575 #define htole64(x)	(x)
    576 #endif
    577 #endif
    578 #if !HAVE_BE16TOH
    579 #define be16toh(x)	htobe16(x)
    580 #endif
    581 #if !HAVE_BE32TOH
    582 #define be32toh(x)	htobe32(x)
    583 #endif
    584 #if !HAVE_BE64TOH
    585 #define be64toh(x)	htobe64(x)
    586 #endif
    587 #if !HAVE_LE16TOH
    588 #define le16toh(x)	htole16(x)
    589 #endif
    590 #if !HAVE_LE32TOH
    591 #define le32toh(x)	htole32(x)
    592 #endif
    593 #if !HAVE_LE64TOH
    594 #define le64toh(x)	htole64(x)
    595 #endif
    596 
    597 /* <sys/mman.h> */
    598 
    599 #ifndef MAP_FILE
    600 #define MAP_FILE 0
    601 #endif
    602 
    603 /* HP-UX has MAP_ANONYMOUS but not MAP_ANON */
    604 #ifndef MAP_ANON
    605 #ifdef MAP_ANONYMOUS
    606 #define MAP_ANON MAP_ANONYMOUS
    607 #endif
    608 #endif
    609 
    610 /* <sys/param.h> */
    611 
    612 #undef BIG_ENDIAN
    613 #undef LITTLE_ENDIAN
    614 #define BIG_ENDIAN 4321
    615 #define LITTLE_ENDIAN 1234
    616 
    617 #undef BYTE_ORDER
    618 #if WORDS_BIGENDIAN
    619 #define BYTE_ORDER BIG_ENDIAN
    620 #else
    621 #define BYTE_ORDER LITTLE_ENDIAN
    622 #endif
    623 
    624 #ifndef DEV_BSIZE
    625 #define DEV_BSIZE (1 << 9)
    626 #endif
    627 
    628 #undef MIN
    629 #undef MAX
    630 #define MIN(a,b) ((a) < (b) ? (a) : (b))
    631 #define MAX(a,b) ((a) > (b) ? (a) : (b))
    632 
    633 #ifndef MAXBSIZE
    634 #define MAXBSIZE (64 * 1024)
    635 #endif
    636 #ifndef MAXFRAG
    637 #define MAXFRAG 8
    638 #endif
    639 #ifndef MAXPHYS
    640 #define MAXPHYS (64 * 1024)
    641 #endif
    642 
    643 /* XXX needed by makefs; this should be done in a better way */
    644 #undef btodb
    645 #define btodb(x) ((x) << 9)
    646 
    647 #undef setbit
    648 #undef clrbit
    649 #undef isset
    650 #undef isclr
    651 #define	setbit(a,i)	((a)[(i)/NBBY] |= 1<<((i)%NBBY))
    652 #define	clrbit(a,i)	((a)[(i)/NBBY] &= ~(1<<((i)%NBBY)))
    653 #define	isset(a,i)	((a)[(i)/NBBY] & (1<<((i)%NBBY)))
    654 #define	isclr(a,i)	(((a)[(i)/NBBY] & (1<<((i)%NBBY))) == 0)
    655 
    656 #ifndef powerof2
    657 #define powerof2(x) ((((x)-1)&(x))==0)
    658 #endif
    659 
    660 #undef roundup
    661 #define roundup(x, y)	((((x)+((y)-1))/(y))*(y))
    662 
    663 /* <sys/stat.h> */
    664 
    665 #ifndef ALLPERMS
    666 #define ALLPERMS (S_ISUID|S_ISGID|S_ISTXT|S_IRWXU|S_IRWXG|S_IRWXO)
    667 #endif
    668 #ifndef DEFFILEMODE
    669 #define DEFFILEMODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)
    670 #endif
    671 #ifndef S_ISTXT
    672 #ifdef S_ISVTX
    673 #define S_ISTXT S_ISVTX
    674 #else
    675 #define S_ISTXT 0
    676 #endif
    677 #endif
    678 
    679 /* Protected by _NETBSD_SOURCE otherwise. */
    680 #if HAVE_STRUCT_STAT_ST_FLAGS && defined(__NetBSD__)
    681 #define UF_SETTABLE     0x0000ffff
    682 #define UF_NODUMP       0x00000001
    683 #define UF_IMMUTABLE    0x00000002
    684 #define UF_APPEND       0x00000004
    685 #define UF_OPAQUE       0x00000008
    686 #define SF_SETTABLE     0xffff0000
    687 #define SF_ARCHIVED     0x00010000
    688 #define SF_IMMUTABLE    0x00020000
    689 #define SF_APPEND       0x00040000
    690 #endif
    691 
    692 /* <sys/syslimits.h> */
    693 
    694 #ifndef LINE_MAX
    695 #define LINE_MAX 2048
    696 #endif
    697 
    698 /* <sys/time.h> */
    699 
    700 #ifndef timercmp
    701 #define	timercmp(tvp, uvp, cmp)						\
    702 	(((tvp)->tv_sec == (uvp)->tv_sec) ?				\
    703 	    ((tvp)->tv_usec cmp (uvp)->tv_usec) :			\
    704 	    ((tvp)->tv_sec cmp (uvp)->tv_sec))
    705 #endif
    706 #ifndef timeradd
    707 #define	timeradd(tvp, uvp, vvp)						\
    708 	do {								\
    709 		(vvp)->tv_sec = (tvp)->tv_sec + (uvp)->tv_sec;		\
    710 		(vvp)->tv_usec = (tvp)->tv_usec + (uvp)->tv_usec;	\
    711 		if ((vvp)->tv_usec >= 1000000) {			\
    712 			(vvp)->tv_sec++;				\
    713 			(vvp)->tv_usec -= 1000000;			\
    714 		}							\
    715 	} while (/* CONSTCOND */ 0)
    716 #endif
    717 #ifndef timersub
    718 #define	timersub(tvp, uvp, vvp)						\
    719 	do {								\
    720 		(vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec;		\
    721 		(vvp)->tv_usec = (tvp)->tv_usec - (uvp)->tv_usec;	\
    722 		if ((vvp)->tv_usec < 0) {				\
    723 			(vvp)->tv_sec--;				\
    724 			(vvp)->tv_usec += 1000000;			\
    725 		}							\
    726 	} while (/* CONSTCOND */ 0)
    727 #endif
    728 
    729 /* <sys/types.h> */
    730 
    731 #ifdef major
    732 #undef major
    733 #endif
    734 #define major(x)        ((int32_t)((((x) & 0x000fff00) >>  8)))
    735 
    736 #ifdef minor
    737 #undef minor
    738 #endif
    739 #define minor(x)        ((int32_t)((((x) & 0xfff00000) >> 12) | \
    740                                    (((x) & 0x000000ff) >>  0)))
    741 #ifdef makedev
    742 #undef makedev
    743 #endif
    744 #define makedev(x,y)    ((dev_t)((((x) <<  8) & 0x000fff00) | \
    745 			(((y) << 12) & 0xfff00000) | \
    746 			(((y) <<  0) & 0x000000ff)))
    747 #ifndef NBBY
    748 #define NBBY 8
    749 #endif
    750 
    751 #if !HAVE_U_QUAD_T
    752 /* #define, not typedef, as quad_t exists as a struct on some systems */
    753 #define quad_t long long
    754 #define u_quad_t unsigned long long
    755 #define strtoq strtoll
    756 #define strtouq strtoull
    757 #endif
    758 
    759 /* Has quad_t but these prototypes don't get pulled into scope. w/o we lose */
    760 #ifdef __NetBSD__
    761 quad_t   strtoq __P((const char *, char **, int));
    762 u_quad_t strtouq __P((const char *, char **, int));
    763 #endif
    764 
    765 #endif	/* !__NETBSD_COMPAT_DEFS_H__ */
    766