/* $Id: machine.h,v 2.3 2012/07/24 15:08:44 ksb Exp $
 */
#if DYNIX
# define HAVE_S_ISSTUFF	0
#else
# define HAVE_S_ISSTUFF 1
#endif

#if AMIGA||SUN4||SUN5||HPUX11||LINUX||FREEBSD||DARWIN||OPENBSD||NETBSD
# define HAVE_STRDUP	1
#else
# define HAVE_STRDUP	0
extern char *strdup ();
#endif

#ifndef HAVE_STRERROR
#if NEXT2||IBMR2||HPUX7||HPUX8||HPUX10||HPUX11||SUN5||FREEBSD||DARWIN||OPENBSD||NETBSD||LINUX
#define HAVE_STRERROR   1
#else
#define HAVE_STRERROR   0
#endif
#endif

#ifndef HAVE_SEEK_SET
# define SEEK_SET	0
#endif

extern int errno;

#if !HAVE_STRERROR
extern char *sys_errlist[];
# define strerror(Me) (sys_errlist[Me])
#endif

#if !HAVE_S_ISSTUFF
# define S_ISBLK(m)      (((m)&S_IFMT) == S_IFBLK)
# define S_ISCHR(m)      (((m)&S_IFMT) == S_IFCHR)
# define S_ISDIR(m)      (((m)&S_IFMT) == S_IFDIR)
# define S_ISFIFO(m)     (((m)&S_IFMT) == S_IFIFO)
# define S_ISREG(m)      (((m)&S_IFMT) == S_IFREG)
# define S_ISLNK(m)      (((m)&S_IFMT) == S_IFLNK)
# define S_ISSOCK(m)     (((m)&S_IFMT) == S_IFSOCK)
#endif