test-linkat failure on IRIX

[Bruno Haible]

> IRIX 6.5:
> 
> test-linkat.c:234: assertion failed
> ksh[10]: 1760562 Abort(coredump)
> FAIL: test-linkat

It fails here:

  /* AT_SYMLINK_FOLLOW only follows first argument, not second.  */
  errno = 0;
  ASSERT (linkat (dfd, BASE "link1", dfd, BASE "link4", 0) == -1);  <=======
  ASSERT (errno == EEXIST);

On IRIX, linkat does not exist, i.e. it is entirely emulated. config.status
contains:

S["HAVE_FACCESSAT"]="0"
S["HAVE_FCHMODAT"]="0"
S["HAVE_FCHOWNAT"]="0"
S["HAVE_FSTATAT"]="0"
S["HAVE_LINKAT"]="0"
S["HAVE_LSTAT"]="1"
S["HAVE_MKDIRAT"]="0"
S["HAVE_MKFIFOAT"]="0"
S["HAVE_MKNODAT"]="0"
S["HAVE_OPENAT"]="0"
S["HAVE_READLINKAT"]="0"
S["HAVE_RENAMEAT"]="0"
S["HAVE_SYMLINKAT"]="0"
S["HAVE_UNLINKAT"]="0"
S["REPLACE_FCHOWNAT"]="0"
S["REPLACE_FSTAT"]="0"
S["REPLACE_FSTATAT"]="0"
S["REPLACE_LINKAT"]="0"
S["REPLACE_LSTAT"]="1"
S["REPLACE_OPENAT"]="0"
S["REPLACE_RENAMEAT"]="0"
S["REPLACE_STAT"]="1"
S["REPLACE_UNLINKAT"]="0"

Bruno
-- 
In memoriam Alois Eliáš <http://en.wikipedia.org/wiki/Alois_Eliáš>