1 files changed, 4 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index d9ba94ddd..503272883 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1861,6 +1861,7 @@ AC_CHECK_HEADERS(
         arpa/inet.h \
         net/if.h \
         netinet/in.h \
+        sys/un.h \
         netinet/tcp.h \
         netdb.h \
         sys/sockio.h \
@@ -1907,6 +1908,9 @@ dnl default includes
 #ifdef HAVE_NETINET_IN_H
 #include <netinet/in.h>
 #endif
+#ifdef HAVE_SYS_UN_H
+#include <sys/un.h>
+#endif
 ]
 )