1 files changed, 24 insertions, 0 deletions

diff --git a/configure.ac b/configure.ac
index 460383757..d98e6f74a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -676,6 +676,30 @@ main() { if (NSVersionOfRunTimeLibrary("System") >= (60 << 16))
             [Use tunnel device compatibility to OpenBSD])
         AC_DEFINE([SSH_TUN_PREPEND_AF], [1],
             [Prepend the address family to IP tunnel traffic])
+        AC_MSG_CHECKING([if we have the Security Authorization Session API])
+        AC_TRY_COMPILE([#include <Security/AuthSession.h>],
+                [SessionCreate(0, 0);],
+                [ac_cv_use_security_session_api="yes"
+                 AC_DEFINE([USE_SECURITY_SESSION_API], [1],
+                        [platform has the Security Authorization Session API])
+                 LIBS="$LIBS -framework Security"
+                 AC_MSG_RESULT([yes])],
+                [ac_cv_use_security_session_api="no"
+                 AC_MSG_RESULT([no])])
+        AC_MSG_CHECKING([if we have an in-memory credentials cache])
+        AC_TRY_COMPILE(
+                [#include <Kerberos/Kerberos.h>],
+                [cc_context_t c;
+                 (void) cc_initialize (&c, 0, NULL, NULL);],
+                [AC_DEFINE([USE_CCAPI], [1],
+                        [platform uses an in-memory credentials cache])
+                 LIBS="$LIBS -framework Security"
+                 AC_MSG_RESULT([yes])
+                 if test "x$ac_cv_use_security_session_api" = "xno"; then
+                        AC_MSG_ERROR([*** Need a security framework to use the credentials cache API ***])
+                fi],
+                [AC_MSG_RESULT([no])]
+        )
         m4_pattern_allow([AU_IPv])
         AC_CHECK_DECL([AU_IPv4], [],
             AC_DEFINE([AU_IPv4], [0], [System only supports IPv4 audit records])