1 files changed, 3 insertions, 0 deletions
diff --git a/extcap.h b/extcap.h
index 66c88664dd..259c088d89 100644
--- a/extcap.h
+++ b/extcap.h
@@ -37,6 +37,9 @@
 
 #ifdef HAVE_EXTCAP
 
+/* Prefix for the pipe interfaces */
+#define EXTCAP_PIPE_PREFIX "wireshark_extcap"
+
 #define EXTCAP_ARGUMENT_CONFIG                  "--extcap-config"
 #define EXTCAP_ARGUMENT_LIST_INTERFACES "--extcap-interfaces"
 #define EXTCAP_ARGUMENT_INTERFACE               "--extcap-interface"