Update buidlroot to version 2016.08.1

bsp/buildroot/package/linux-pam/0002-Conditionally-compile-per-ruserok-availability.patch

@@ -0,0 +1,49 @@
+ruserok is not available/functional in uclibc, provide conditions
+for compilation where needed.
+
+Patch originally by Dmitry Golubovsky <golubovsky@gmail.com> -
+porting to linux-pam 1.2.1.
+
+Signed-off-by: Brendan Heading <brendanheading@gmail.com>
+
+Upstream-status: pending
+
+---
+ configure.ac                    | 2 +-
+ modules/pam_rhosts/pam_rhosts.c | 6 +++++-
+ 2 files changed, 6 insertions(+), 2 deletions(-)
+
+diff --git a/configure.ac b/configure.ac
+index 08e4530..fd2fd23 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -542,7 +542,7 @@ AC_CHECK_FUNCS(fseeko getdomainname gethostname gettimeofday lckpwdf mkdir selec
+ AC_CHECK_FUNCS(strcspn strdup strspn strstr strtol uname)
+ AC_CHECK_FUNCS(getutent_r getpwnam_r getpwuid_r getgrnam_r getgrgid_r getspnam_r)
+ AC_CHECK_FUNCS(getgrouplist getline getdelim)
+-AC_CHECK_FUNCS(inet_ntop inet_pton innetgr ruserok_af)
++AC_CHECK_FUNCS(inet_ntop inet_pton innetgr ruserok_af ruserok)
+ 
+ AC_CHECK_FUNCS(unshare, [UNSHARE=yes], [UNSHARE=no])
+ AM_CONDITIONAL([HAVE_UNSHARE], [test "$UNSHARE" = yes])
+diff --git a/modules/pam_rhosts/pam_rhosts.c b/modules/pam_rhosts/pam_rhosts.c
+index bc9e76f..909db29 100644
+--- a/modules/pam_rhosts/pam_rhosts.c
++++ b/modules/pam_rhosts/pam_rhosts.c
+@@ -114,8 +114,12 @@ int pam_sm_authenticate (pam_handle_t *pamh, int flags, int argc,
+ #ifdef HAVE_RUSEROK_AF
+     retval = ruserok_af (rhost, as_root, ruser, luser, PF_UNSPEC);
+ #else
++  #ifdef HAVE_RUSEROK
+     retval = ruserok (rhost, as_root, ruser, luser);
+-#endif
++  #else
++    retval = -1;
++  #endif  /* HAVE_RUSEROK */
++#endif  /*HAVE_RUSEROK_AF */
+     if (retval != 0) {
+       if (!opt_silent || opt_debug)
+ 	pam_syslog(pamh, LOG_WARNING, "denied access to %s@%s as %s",
+-- 
+2.4.3
+