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-rw-r--r--src/libcharon/kernel/kernel_interface.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/libcharon/kernel/kernel_interface.h b/src/libcharon/kernel/kernel_interface.h
index d601ebd4e..f4f55adfe 100644
--- a/src/libcharon/kernel/kernel_interface.h
+++ b/src/libcharon/kernel/kernel_interface.h
@@ -77,6 +77,8 @@ enum kernel_feature_t {
KERNEL_REQUIRE_UDP_ENCAPSULATION = (1<<2),
/** IPsec backend does not require a policy reinstall on SA updates */
KERNEL_NO_POLICY_UPDATES = (1<<3),
+ /** IPsec backend supports installing SPIs on policies */
+ KERNEL_POLICY_SPI = (1<<4),
};
/**