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-rw-r--r--src/shared/dns-domain.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/shared/dns-domain.h b/src/shared/dns-domain.h
index a679d40958..5f9542ef98 100644
--- a/src/shared/dns-domain.h
+++ b/src/shared/dns-domain.h
@@ -106,3 +106,5 @@ int dns_name_count_labels(const char *name);
int dns_name_skip(const char *a, unsigned n_labels, const char **ret);
int dns_name_equal_skip(const char *a, unsigned n_labels, const char *b);
+
+int dns_name_common_suffix(const char *a, const char *b, const char **ret);