Index: owamp/api.c
--- owamp/api.c.orig
+++ owamp/api.c
@@ -2313,7 +2313,7 @@ GetSessionFinishedType(
     phdr->finished = GetSessionFinishedType(ctx,ntohl(finished));
 
     if(phdr->version < 3){
-        phdr->oset_skiprecs = NULL;
+        phdr->oset_skiprecs = 0;
         phdr->num_skiprecs = 0;
         phdr->oset_datarecs = phdr->hdr_len;
         phdr->num_datarecs = (phdr->sbuf.st_size - phdr->hdr_len)/
